Men's Satu Adventure Pants (Waist Sizes 40, 43, and 46)

Comfortable Pants For the Trail & Daily Use

$114.97 $149.99
Membership Pricing: $103.47

  • Soft & breathable fabrics
  • Stylish design that looks good on & off trail
  • Invisible zipper vents for subtle breathability

All Clearance item sales are final

Waist Size
Length Size
Color
1 in stock
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Description

You don’t need a different pair of pants for every situation. Most hiking pants force a tradeoff - comfort or performance, durability or weight, trail use or everyday wear. The Satu Adventure Pant was built to eliminate that tradeoff completely. Lightweight, breathable, and built with Japanese mechanical stretch fabric, it moves with you whether you’re hiking steep terrain, traveling, or sitting for hours without discomfort.

With hidden ventilation zippers, a gusseted crotch, and a modern, versatile fit, these pants are designed to perform in real conditions—not just look good on paper. They regulate heat when you’re pushing hard, dry quickly when conditions change, and transition seamlessly from the trail to everyday life. One pair that does it all—so you can focus on the adventure instead of your gear.

Specs
  • Weight: 13 oz (Size 30 x 30)
  • Fabric: Japanese Mechanical Stretch
  • Fit Style: Modern Cut
  • Color: Charcoal, Olive Green, Mud Brown
  • Zippers: YKK
  • Gender: Male
  • Warranty: Outdoor Vitals Performance Promise

Cleaning: Machine wash cold

Key Features

Adjustable Waist making it easy to use without a belt while hiking, while belt loops allow you to use a belt for style.

Hidden Side Zipper Vents allow you to dump heat when needed, while being completely unnoticeable when not in use!

DWR Water Resistant Treatment makes it hard to soak the Satu pants. Even if you do encounter a little moisture, the mechanic stretch fabric is quick drying and comfortable, utilizing 0% Spandex.

Secure Covered Back Pockets prevent you from losing valuables and small gear items!

Modern Cut

Zippered Lay-Flat Cargo Pocket allows you to store your phone or other valuables without losing them!

Odor Resistant

Hidden Adjustable Hems help seal out dust from the trail when used with the lace clips, or allow you to tighten the hems to keep them out of your bike chain!

Gusseted Crotch ensures comfort and flexibility with performance!

Deep Front Pockets allow you to keep any useful tools or valuables with you throughout your day!

Japanese Mechanical Stretch Fabric allows you to move without being hindered and stay comfortable while sitting, hiking, standing, or anything else you need to do!

What Makes The Satu Pants Different?

Ventilation You Control

Built For Real Backcountry Use

What Makes The Satu Pants Different?

Most people end up owning multiple pairs of pants for different situations. The Satu Pants are designed to take you seamlessly from town to the trail without sacrificing comfort or style.

They're breathable enough for the trail, clean enough for everyday wear, and durable enough for repeated use—so you don’t need to pack or buy multiple options.

What Makes The Satu Pants Different?

Most people end up owning multiple pairs of pants for different situations. The Satu Pants are designed to take you seamlessly from town to the trail without sacrificing comfort or style.

They're breathable enough for the trail, clean enough for everyday wear, and durable enough for repeated use—so you don’t need to pack or buy multiple options.

Ventilation You Control

The Satu Pant solves that with hidden zippered vents that let you control airflow when you need it.

Open them on the climb.
Close them when temps drop.

Combined with breathable fabric, this keeps air moving so heat and moisture don’t build up inside the pant.

Ventilation You Control

The Satu Pant solves that with hidden zippered vents that let you control airflow when you need it.

Open them on the climb.
Close them when temps drop.

Combined with breathable fabric, this keeps air moving so heat and moisture don’t build up inside the pant.

Built For Real Backcountry Use

The Satu Pant is built to handle actual backcountry use.

The fabric balances weight with abrasion resistance, so you get a pant that’s light enough to carry—but strong enough to trust.

Built For Real Backcountry Use

Hiker resting on rocks wearing Outdoor Vitals Satu Adventure Pants.

The Satu Pant is built to handle actual backcountry use.

The fabric balances weight with abrasion resistance, so you get a pant that’s light enough to carry—but strong enough to trust.

Key Features

Built For Everyday Adventure

The Satu Adventure Pants by Outdoor Vitals are the most comfortable pants you’ll ever wear. Not only that, but they are built to be at home and everywhere you go! Feel more comfort at the office, on the trail or in a foreign country!

Comfort Meets Style Meets Durability

The Satu Adventure Pants are super comfortable while looking good and providing top performance. They’re even backed with a Lifetime Guarantee.

Built For Everyday Adventure

The Satu Adventure Pants by Outdoor Vitals are the most comfortable pants you’ll ever wear. Not only that, but they are built to be at home and everywhere you go! Feel more comfort at the office, on the trail or in a foreign country!

Comfort Meets Style Meets Durability

The Satu Adventure Pants are super comfortable while looking good and providing top performance. They’re even backed with a Lifetime Guarantee.

Absolutely No Spandex

Spandex is heavy and takes time to dry. We used Toray's Japanese-designed mechanical stretch fabric to bring you the most comfortable, lightweight, and flexible pants to go with your lifestyle!

Ready For Anything

Whether you need to dump heat through invisible zipper vents or adjust the hem to cross water or ride a bike, you'll be ready for any part of your adventure with the Satu Adventure Pants!

front view of men's hiking pants

Absolutely No Spandex

Spandex is heavy and takes time to dry. We used Toray's Japanese-designed mechanical stretch fabric to bring you the most comfortable, lightweight, and flexible pants to go with your lifestyle!

Ready For Anything

Whether you need to dump heat through invisible zipper vents or adjust the hem to cross water or ride a bike, you'll be ready for any part of your adventure with the Satu Adventure Pants!

Ideal For

  • backpacking
  • hiking
  • travel
  • office use
  • everyday wear
  • adventurers transitioning from town to trail without sacrificing comfort & style
OV Media Mentions OV Media Mentions OV Media Mentions
front view of men's hiking pants

Performance Metrics Relative To OV Products

Outer Layer

Warmth

Breathability

Water Resistance

Wind Resistance

Durability

Stretch

Packability

Men's Satu Adventure Pants (Waist Sizes 40, 43, and 46)

2/10

5/10

3/10

5/10

6/10

5/10

4/10

Frequently Asked Questions

Product, Shipping, & Warranty Info

Full Description

[short_description]

Built For Everyday Adventure: The Satu Adventure Pants by Outdoor Vitals are the most comfortable pants you’ll ever wear. Not only that, but they are built to be at home and everywhere you go! Feel more comfort at the office, on the trail or in a foreign country!

Comfort Meets Style Meets Durability: The Satu Adventure Pants are super comfortable while looking good and providing top performance. They’re even backed with a Lifetime Guarantee.

Absolutely No Spandex: Spandex is heavy and takes time to dry. We used Toray's Japanese-designed mechanical stretch fabric to bring you the most comfortable, lightweight, and flexible pants to go with your lifestyle!

Ready For Anything: Whether you need to dump heat through invisible zipper vents or adjust the hem to cross water or ride a bike, you'll be ready for any part of your adventure with the Satu Adventure Pants!

[/short_description][video]https://www.youtube.com/watch?v=WDMwF9JGf38[/video]|[config]|


Description 

The Satu Adventure Pants are the perfect pants for any adventure. Built with ultimate versatility in mind, you can wear them both on the trail and in the office. The pants are super comfortable with the mechanic stretch fabric, while providing top performance and style! They allow you to regulate your temperature with invisible vents, maintain greater range of motion with the gusseted crotch and mechanic stretch fabric, and look good even at the office!

Start "Living Ultralight" by utilizing the Satu Adventure Pants and simplifying your gear. Adventures take you from mountain peaks to flying around the world! When you want to focus on where you are, it's important to have versatile, functional gear. Take less and see more with the Satu Adventure Pants!

One pair of pants goes a long way...if you have the right pants!

 

Product Features

  • Adjustable Waist making it easy to use without a belt while hiking, while belt loops allow you to use a belt for style.
  • Hidden Side Zipper Vents allow you to dump heat when needed, while being completely unnoticeable when not in use!
  • DWR Water Resistant Treatment makes it hard to soak the Satu pants. Even if you do encounter a little moisture, the mechanic stretch fabric is quick drying and comfortable, utilizing 0% Spandex.
  • Secure Covered Back Pockets prevent you from losing valuables and small gear items!
  • Modern Cut
  • Zippered Lay-Flat Cargo Pocket allows you to store your phone or other valuables without losing them!
  • Odor Resistant
  • Hidden Adjustable Hems help seal out dust from the trail when used with the lace clips, or allow you to tighten the hems to keep them out of your bike chain!
  • Gusseted Crotch ensures comfort and flexibility with performance!
  • Deep Front Pockets allow you to keep any useful tools or valuables with you throughout your day!
  • Japanese Mechanical Stretch Fabric allows you to move without being hindered and stay comfortable while sitting, hiking, standing, or anything else you need to do!

Technical Specs

 Fabric Japanese Mechanical Stretch
 Vents --
 Weight --
 Insulation N/A
 Fill Power N/A
 Fill Weight N/A
 Fit Style Modern Cut
 Color Charcoal, Olive Green, Mud Brown
 Zippers YKK
Warranty Outdoor Vitals Lifetime Warranty


View the videos below to learn more about our Satu Adventure Pants and their features!

 

 



 

Made With Next Generation Materials

The Satu Adventure Pants use Toray’s Japanese-designed mechanical stretch fabric. The proprietary weave and fabric construction makes them incredibly lightweight, flexible, strong, comfortable and remarkably fast drying.

Since the proprietary weave gives more than enough stretch to the fabric, we were able to construct Satu without heavy, slow-drying spandex. 


 

Why No Spandex?

Spandex is heavy and loves to hold on to moisture, such as sweat. This means it takes forever to dry, gets heavier overtime, and builds up smells faster. Ever wonder why your gym clothes smell so bad? Now you know.

Satu’s Japanese mechanical stretch fabric is stretchier, lighter, stronger, and faster drying than spandex. It is an overall more advanced fabric — making it perfect for the Satu Adventure Pants.

 

Built For Every Adventure

Water & Stain Resistant



Ultra-Lightweight

The Satu Pants are extremely lightweight — making them super comfortable and perfect for travel.

Unparalleled Stretch

The Japanese Stretch Fabric is highly stretchable, giving you full freedom and mobility in absolute comfort.


Hidden Features For Every Need

Hidden Side Zipper Vents



Invisible Lay-Flat Cargo Pocket

Carry all your essentials without anyone noticing and while keeping a slim profile. Perfect for notebooks, passports, and more!

Hidden Adjustable Hem

Tighten the pants when riding a bike, raise it for water crossings, or secure it around your boot to keep dirt and snow out!


Live Ultralight with Outdoor Vitals

Outdoor Vitals challenges outdoor enthusiasts to “Live Ultralight” through use of premium ultralight products that cut down on waste. Living Ultralight means using premium gear that works in any weather, is easy to pack and won’t slow you down. It means buying less quantity to fill up our earth’s landfills and buying more quality products that are ready for all your adventures. Join with us and start living an Ultralight life full of adventure!

Quality products come down to three simple points, quality components, quality manufacturing and quality designs. We work tirelessly to source only the finest quality fabrics and insulation, develop personal relationships with our manufacturing partners and field test every piece of gear, for a finished trail proven and ready product!

We also know that we've been fortunate while others have not so we donate 1% of revenues to sustainable poverty projects around the world.

Start Living Ultralight now so you can hike more, go further and see the world!

Testimonials

 


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Product Care

Your Satu Pants or Shorts are a high performance piece of gear. They need some extra attention to keep it performing at the highest level.

Please read through the care instructions below to ensure that you care for it properly:

Before Washing

  • Never wash your Altitude in a washing machine that has an agitator.
  • If you cannot follow the prior instructions you should hand wash your product


The Wash & Dry Process

  1. Use mild detergent like Dreft (for babies) or Nikwax Tech Wash (for technical gear).
  2. Choose Low Spin or Delicate wash.
  3. Choose Cold Wash & Cold Rinse (add extra rinse if possible).


For more information on caring for your gear please visit https://outdoorvitals.com/pages/care-guide-faq

Are the Satu Adventure Pants good for both hiking and everyday wear?

Yes. The Satu Adventure Pants are designed to move between trail, travel, office, and daily use without looking overly technical. They use a modern cut, clean styling, and performance fabric so you can hike, backpack, travel, or wear them around town without needing separate pants for each situation.

Are the Satu Adventure Pants breathable enough for warm-weather hiking?

Yes. The Satu Pants are built with breathable fabric and hidden side zipper vents that let you dump heat when you’re working hard. Open the vents during climbs or warm conditions, then close them when temperatures drop or you want a cleaner everyday look.

Do the Satu Adventure Pants stretch?

Yes. The Satu Pants use Japanese mechanical stretch fabric from Toray, paired with a gusseted crotch, to give you better mobility while hiking, sitting, scrambling, or traveling. The fabric uses 0% spandex, which helps avoid the baggy, stretched-out feel some stretch pants can develop over time.

Are the Satu Adventure Pants durable enough for backpacking?

Yes. The Satu Pants are built for real backcountry use, with a fabric that balances low weight with abrasion resistance. They’re designed to be light enough for hiking and backpacking, but strong enough for repeated trail use.

  • 5 stars: 17 (68%)
  • 4 stars: 5 (20%)
  • 3 stars: 2 (8%)
  • 2 stars: 0 (0%)
  • 1 star: 1 (4%)
A
Anonymous
The Satu pants are awesome, quality control questionable.

The Satu pants are awesome. Comfortable and ready to wear for days. My issue had to do with quality control. I liked my first pair so much I ordered a second pair the same size, different color. The fit was significantly smaller, which was very disappointing as I assumed the sizing would be consistent regardless of color.

J
John Chaney
Hiking pants I wore to a fancy Christmas party

I just got these for a pair of hiking pants but I was invited to the company Christmas party and decided to wear them. I think I looked pretty good

A
Artemis Jarl
Initial thoughts

Fitting, before testing:

I wear a waist size 40-42 and while size 38 was recommended, I opted to size up to 43 (thanks to a reviewer) and it fits well, albeit perhaps slightly too big.

I would say they're true to size from this experience, although I can't say the same for my other purchases.

A
Anonymous
Satu pants

Fits well, item as advertised

J
Joe Andres
Really great but...

The pants are wonderful though since they ride at the hip, I ordered them too big. For some reason Outdoor Vitals would not exchange them. I tried to exchange them but the website would not allow it within 14 days. I guess I will have to make do.

D
Dave Garcia
Great Backpacking Pants

These are my new favorite pants for backpacking. I took them on a recent trip to Kings Peak and due to temperatures was debating pants vs shorts for the trip. I decided to go with pants given the recent stories of mosquitoes being so bad and I was glad I did for the extra protection they provided. Best part was I didn’t feel like I was hot or overheating. The side vents helped when needed and the pockets seemed to be good sized and well placed. Highly recommend.

M
Mark Gomez
Best pair of pants in my closet

These are my new everyday pants!

J
Jay

Great fit. Very comfortable. Looks great. Will definitely order more.

J
Justin

My go to hiking pants. Outdoor Vitals just a great company with outstanding gear

T
Terry
Lost a star because of weird sizing

The pants are outstanding - I love everything about them. The fabric, the build, the pockets, the comfort, the versatility, you name it, these are A+ pants.

My issue though, and it's not just with these pants, it's with Outdoor Vitals sizing in general. I've learned that in cottage companies you really need to take their size charts as a true guide - except outdoor vitals. I am 5' 10", 240.. stocky build, muscular, some extra fat but not extreme... I'm in pretty good shape for my size.

Anyway, in most every other outdoor gear company (Outdoor Research, Patagonia, REI, North Face, pretty much all of them etc..) I wear size XL.. But with Outdoor Vitals, I wear size XXL or even XXXL in their jackets, shirts, etc. The XL sizing is way too small. Like a size M or L in those other brands.

Anyway, the Satu pants. Judging by OV's sizing in other items, by using the same measurements on my body that I do on the other sizing charts, the Satu pants say I need a size 43-44. That's insane. I wear a size 36 pant in virtually every other brand. I took a gamble, and ordered the size 40. Turns out, it's a little loose. So, my 43 inch belt line is really a size 38 in these Satu pants.

I just don't understand OV's size charts, and their inconsistency between their products, and extreme sizing differences compared to mainstream brands.

J
Joe

Outstanding fit and quality . Very comfortable while hiking or out and about around town . Outdoor vitals hit out of the park with this bit of kit/ daily wear .

T
Timothy Ramirez
My new favorite pants!

These pants are lightweight, comfortable, durable and fit perfectly using the provided fitting tool. I was worried they might be a little too big based on my normal sizing but was pleasantly surprised. I will be ordering these again!

D
David

Great comfort and fit.

T
Thomas

Best pants I own for any activity. Light and stretch very well. The waist isn’t too high and rides on the hips perfectly. Ditched my belt due to the adjustable strap. Zippered pockets function well and the side vents are handy. First pant I’ve owned that feel like they were designed for my body. I bought 1pr and immediately purchased one more after two walks in them👍🏻👍🏻

C
Chip Kormas
Just plain outstanding pants

I have worn these pants since they were first offered, in fact I have worn the same pair every week since they were first offered. They look brand new, have only gotten softer, and are more comfortable than any pair of jeans I can think of. They wear like iron, even when oil was spilled on them a few years back when I just knew that a huge stain would remain. A few runs through the washer and no stain remained.
Use a washer without an agitator and mine have only been air dried - never in a dryer. I figure since they are performance pants that dry fast in the outdoors, they can do the same in daily wear. So far that has been a winning combination.
These are without a doubt my most used OV item and one of my favorites.

B
Barney Madsen
Most comfortable pants I've ever owned

Bought one pair for an extended trip. After wearing them around, bought a second pair. They’ve become my daily wear pants. Love the fit and the way they look (can get away with in business meetings). Light, cool, stretchy. Love the pockets. Thanks!

D
Dave Hollis
#1 super-best product ever made!

These are hands-down the best pants (and shorts) on the planet! When the aliens come, they will be so amazed by this product that they will steal the technology and take it back to their home planet which, will raise the motivations of their explorers so much that they will set out and successfully take over the entire universe. Please keep providing them in size 40 waist though. Discontinuing will be a detriment to our civilization.

J
Jared Olson
A "must have" for my closet

I am a repeat customer when it comes to the Satu pants. I have worn them for years. I have multiple pairs in my closet because they are great to wear outside for work and adventure, but I can also rely on them looking good with a shirt and tie for business casual. They are durable, wash well and maintain their appearance for a very long time. My only complaint is the pocket designed for the cell phone. I personally do not find it a comfortable or convenient place for a cell phone, but that is not enough to not give these pants 5 stars.

B
B.C.

Great for wear in office

A
Alex Polinski
Good product

It had a nice fit. Would be great for fall winter seasons.

B
Ben Wilson
Love the venting

I just bought my 3rd pair. I wear them frequently for casual/every day and hiking. They hold up well and are not stretching out. I wear them to church as well as to work (dog trainer). For hiking I have loved the venting. Ticks are bad this year so I cant wear shorts around here. The pants with huge side vents are a perfect compromise. They keep my upper legs cool and dry. I also love the built in belt. My weight has fluctuated a lot and the belt helps keep these pants fitting right.

d
david Wilkinson

I'm not much for posting reviews and only review anything after time spent using the product. I found a neat feature on this product I like to share with you. Have to give you a little back story first. My perfect pant size for legs is 28 I can never find pants in the size. Even with these pants they have it advertised but never in. I usually give up trying to find the 28 and go to 30 (then modify) and that's exactly what I've had to do over the years with countless pants. Anyone who wears too long pants knows that the back of the pants will always drag on the ground. It's first to fray away. The bungie system on the bottom of the pants prevents that on these pants. I know that's not what it's intended for, but when I'm relaxing and taking my shoes off, that simple system stops it. I know this is something small but this is the quality of the product. With these pants, I am glad that they're 2 in longer. That extra length works well to wrap around my shoes. The simple bungee trick ought to be added to every hiking pants. Very comfortable pants. I love the deep front pockets and how they're set up. Only problem I have is with the very small zipper pull tags on the side of the pants. I understand why it's small my preference make them a little bigger. But when you're out hiking you need to quickly pull them down or pull them up. Got to pay a little closer attention I guess if you're very dexterous, shouldn't have to worry about this. I've had a few people actually ask me where these pants are from and they just look comfortable. It's just unusual for me to have people I don't know. Ask me on something I'm wearing. They are comfortable. Last I wanted to say I never give five stars on anything definitely a solid 4.5.

T
Tye Wells
Great Pants

Having large linebacker legs the pants are a little more form fitting around the upper leg than I would prefer, but with the vents open there is more than enough room to let things breathe in the warmer months.

Hopefully in future versions there will be options for reinforced waterproof/wear proof patches on the knees and backside.

The pocket flaps on the back pockets could probably just be removed if a backside reinforcement was added.

Would also be great to see future versions with zip off legs where the zipper is protected from making contact with the legs by extra material on the upper side. most people get this wrong.

Overall nice light and fast drying pants. Definitely plan on buying another pair after my next trip.

J
James Moore
I'd love to give these pants a nice review but

On advice of customer service I ordered these a size larger 1" larger than I normal wear. When they arrived I quickly just tried them on and they were way too large, like 3 inches too large. I quickly obtained a return label and sent them in the same day. They arrived at Outdoor vitals within 2 days, and I got an email saying it would be 2-3 weeks before they could inspect them make a determination and or replace them. I called support, and they said there weas nothing they could do to speed up the return process and if I was interested in makeing sure I got the pants I wanted I should place another order until a credit could be issued. This is not a quality issue but its certainly not good customer service.

B
B.C.

Fit was good for me. Crotch may be a bit shallow.

  • Brand Story

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