Product descriptionPatagonia say - The Nano-Air® Hoody was made to be worn for the entirety of your aerobic, start-stop mountain activities, so you’re never slowed down by having to change layers. Stretchy and breathable FullRange™ insulation dumps excess heat when you’re working hard and keeps you warm when you’re not. Made in a Fair Trade Certified™ factory.Stretchy, Breathable, Weather-Resistant Fabric - The 100% recycled polyester ripstop shell and lining fabric offers mechanical stretch, exceptional breathability and improved abrasion resistance, with a PFC-free DWR finish (durable water repellent coating that does not contain perfluorinated chemicals) to resist light moisture; the microtexture keeps fabric from sticking to the skin for versatile comfortRevolutionary FullRange™ Insulation - 60-gram FullRange™ 100% polyester (93% recycled) insulation delivers outstanding mechanical stretch and air permeability (35 CFM), allowing excess heat to move away from the bodyDesigned for Freedom of Movement - Articulated patterning and strategically placed, low-profile quilting combined with stretchy fabric and insulation provide an exceptional range of motion for unhindered movementStretchy Hood - Minimally bound, stretchy hood easily pulls on or off, even when the jacket is zipped; center-front zipper has a zipper garage at the chin for next-to-skin comfortPocket Features - Two handwarmer pockets and two chest pockets are zippered, low profile and low bulk to wear comfortably with a harness or a pack; self-stuffs into the left-chest pocketVariable Conditions Cuffs - Sleek, low-bulk, snag-resistant cuffs are partially elasticated for versatile coverage and comfort; the cleanly finished dual-adjust hem seals in warmthSupporting The People Who Made This Product - Made in a Fair Trade Certified™ factory, which means the people who made this product earned a premium for their laborCountry of Origin - Made in Vietnam.Weight - 401 g (14.14 oz) Patagonia M's Nano-Air Hoody