evo.com | Stio Shell Jackets > Born and tested in the Tetons, the Stio Environ Jacket is an award-winning all-mountain shell for groomers, sidecountry hikes and deep powder days. This season's update brings a more breathable membrane to the fully seam-sealed PeakProof 3L recycled polyester shell, rated at 20,000 mm and 20,000 g. A removable helmet-compatible hood, pit zips for skinning and bootpacking, and a snapback powder skirt keep you protected from first chair to last. PeakProof Hydrophilic Membrane 20k Waterproofing / 20k Breathability Interior Security Pocket Stores On-Mountain Essentials PeakProof(TM) 3L 100% recycled polyester / 150 denier face fabric Two-Way Venting at Underarm Regular Fit A casually shaped design that's not too tight and not too baggy. | Stio Environ Jacket Men's 2027 - Large Orange | Polyester