the nano-air® vest was made to be worn for the entirety of your aerobic, start-stop alpine missions, so you’re never slowed down by changing layers. warm, stretchy and breathable fullrangeâ„¢ insulation dumps excess heat when you’re working hard and keeps you warm when you’re not. fair trade certifiedâ„¢ sewn.

featuresslim fit100% polyester (87% recycled) plain-weave shell and lining fabric offers generous mechanical stretch, exceptional breathability and improved abrasion resistance, microtexture creates excellent next-to-skin comfort, features a dwr (durable water repellent) finishrevolutionary 60-g fullrangeâ„¢ insulation (40% recycled) warms and stretches and, combined with the shell and lining, supplies outstanding mechanical stretch and unprecedented air permeability (40cfm), allowing excess heat to move away from the bodystretch fabrics and insulation, articulated patterning, and strategically placed, low-profile quilting provide exceptional range of motion for unhindered movementcenter-front zipper has zipper garage at chin for next-to-skin comforttwo handwarmer pockets and a left-chest pocket are zippered, low-profile and low-bulk to wear comfortably with a harness or packstretch binding at the armholes and elasticized hem seal in warmthself-stuffs into left-chest pocket, fair trade certifiedâ„¢ sewnmaterial: shell and lining: 1.7-oz 100% polyester (87% recycled) plain weave with four-way mechanical stretch and a dwr (durable water repellent) finish. insulation: 60-g fullrangeâ„¢ 100% polyester (40% recycled) with four-way stretch. fabric is certified as bluesign®® approved. fair trade certifiedâ„¢ sewnweight: 187 g (6.6 oz)country of originmade in vietnam./