Step into the wildest weather in Environ, our signature all mountain ski pant. PeakProof™ Dermizax® 3L waterproof/breathable technology and an active, articulated cut make this signature style the pinnacle of performance for both resort and backcountry use. The kickpatch features abrasion-resistant CORDURA® and YKK® storm sealing zippers keep moisture out. Features include an adjustable waist with belt loops, internal boot gaiter with gripper elastic, and MaxVent™ outside thigh vents let heat escape when booting or skinning.
Fabric
PeakProof™ Waterproof/Breathable Technology, Dermizax® 3L 100% Polyester, Dermizax® Membrane 20,000mm waterproofness, 10,000 g/m2/24hrs breathability, 150 denier, 194/m2, 80/20 DWR Finish
In our outdoor world, not all shell fabrics rate the same, which is why we decided to set a Stio standard for mountain-rated protection you can trust when rough weather descends. Our new PeakProof rating ensures a Teton-tested level of waterproof technology and breathable comfort for elevated action in mountain environments.
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Dermizax® is a durable 150 denier waterproof/breathable fabric with a 20,000mm waterproof, 10,000g breathability PU laminate for use in extreme outdoor environments.

Kickpatch: CORDURA® Nylon
CORDURA® is a 100% polyester, 600 Denier Ripstop fabric with a TPU Coating and DWR finish. Its rugged properties make it abrasion resistant, ultra durable and made to last through everyday wear.

Details
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Durable PeakProof™ Dermizax® 3L Waterproof/Breathable fabric offers premium performance in winter elements
- High abrasion-resistant CORDURA® kickpatch at leg opening
- Fully seam-sealed for complete waterproof protection
- YKK® water-resistant Aquaguard® zippers at thigh vents
- YKK® fly and pocket zippers
- Customize fit with waistband adjustment tabs and belt loops
- MaxVent™ outseam venting for climate control
- Covered zippered handwarmer, thigh and back pockets for waterproof protection
- Articulated knees and action gusset allows for full range of motion
- Internal boot gaiters with custom Stio® ‘Let the Outside In’ gripper elastic keep the snow out
- Custom Stio® metal snaps at center front closure
- Custom Stio® silicone zipper pulls for easy grab with gloves
- Heat transfer Stio® and Pinecone logos
- Weight: 27 oz.
- Imported
Fit
Relaxed Fit:
Our most generous cut. An easy-going silhouette that offers comfort and freedom of movement
Garment Measurements (size medium):
Inseam, 31 1/2″
For more information about fit and sizing, visit our fit guide information page here.


















































































John D. –
The Stio Men’s Environ Pant is incredibly comfortable and versatile. Perfect for both outdoor adventures and casual wear. The steel color is sleek and goes with everything.
Michael S. –
I love the fit and feel of these pants. They are lightweight yet durable, making them ideal for hiking and everyday use. The small size fits me perfectly.
David L. –
These pants are a great addition to my wardrobe. They are well-made and the steel color is very stylish. Highly recommend for anyone looking for quality outdoor pants.
Chris P. –
The Stio Environ Pant is very comfortable and the material is high quality. However, I found the sizing to be a bit off. The small was slightly tight around the waist.
Alex R. –
I’ve been wearing these pants for a few weeks now and they’ve held up really well. The steel color is neutral and pairs well with different tops. Great for outdoor activities.
Brian K. –
These pants are perfect for my outdoor adventures. They are lightweight, breathable, and the steel color is very versatile. The small size fits me just right.
Kevin M. –
I’m really impressed with the quality of these pants. They are comfortable, durable, and the steel color is very stylish. Highly recommend for anyone who loves the outdoors.
Ryan T. –
The Stio Environ Pant is a great product. They are comfortable and the steel color is very versatile. However, I found the small size to be a bit snug.
Ethan W. –
These pants are fantastic for outdoor activities. They are lightweight, durable, and the steel color is very stylish. The small size fits me perfectly.