Stio Environ Jacket M

Winner of the Skier's Choice Award, the Environ Jacket is our signature waterproof/breathable workhorse.

The ultimate in all-mountain versatility, the award-winning Environ is your partner for high-speed groomers, hikes to sidecountry summits and floating through waist deep powder. The Environ is constructed with PeakProof™, a 3-layer waterproof/breathable fabric with 100% recycled polyester. This storm-ready technical jacket features a removable helmet-compatible hood with a laminated brim. Pit zips offer custom climate control when booting or skinning, a built-in powder skirt keeps you dry, and interior/exterior pockets store on-mountain essentials.

Shell

PeakProof™ 3L Plain Weave, 100% Recycled Polyester 150 Denier Face Fabric, PeakProof™ Hydrophilic Membrane 20,000mm Waterproofness, 10,000 g/m2/24hrs Breathability, 20 Denier Tricot Backer, 194 g/m2, with an 80/20 PFAS-Free 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.