step up to the [ak] advantage. mandatory gore-tex fabric performance for the 100-day season. featuresregular articulated fit is just right: not too tight or too baggy, with shaping at the knees for easy movement, short garment with a longer inseam gore-tex two-layer fabric is windproof, waterproof, breathable, and durable: it's the versatile solution to staying warm and dry while moving outside, gore-tex fabric is guaranteed to keep you dry? gore-seam tape provides durable seam protection for a completely weather and waterproof design living lining® provides consistent temperature regulation without adding bulk or weight, mapped with soft taffeta and small-hole mesh for added breathability and warmth mesh-lined, no-snag test-i-cool venting, crotch gusset for mobility anti-scuff cuffs with bungee cuff elevators, triple-needle-reinforced stitching, ykk® water-resistant zippers zippered back pockets, zippered cargo pocket with interior tool sleeve, and zippered microfleece hand-warmer pockets bluesign® approved materials use only safe chemicals and reduce impact on both humans and the planet during manufacturing