Stretchy, Breathable FabricShell and lining fabric is built from 100% recycled polyester ripstop with mechanical stretch, exceptional breathability and improved abrasion resistance, with a durable water repellent (DWR) finish made without intentionally added PFAS to resist light moisture; the microtexture keeps fabric from sticking to the skin for versatile comfortInsulation Breathes and Stretches40-g FullRangeA(R) 100% polyester (93% recycled) insulation delivers outstanding mechanical stretch and air permeability (35 CFM), allowing excess heat to move away from the bodyMade for MovementArticulated patterning and strategically placed, low-profile quilting, combined with stretchy fabric and insulation, provides an exceptional range of motion for unhindered movementComfortable ZipperCenter-front zipper has a zipper garage at the chin for next-to-skin comfortPocket DetailsTwo handwarmer pockets and a left-chest pocket are zippered, low profile and low bulk to wear comfortably with a harness or a pack; the vest self-stuffs into the chest pocketLow-Bulk DesignCleanly finished armholes and hem are low bulk and keep things simpleSupporting the People Who Made This ProductMade in a Fair Trade Certified(TM) factory, which means the people who made this product earned a premium for their laborCountry of OriginMade in Vietnam.Weight211 g (7.46 oz)