Made from 100% recycled polyester fleece with sweater-knit face, fleece interior and heathered yarns for cozy, bulk-free comfort Fleece is dyed with a low-impact process that significantly reduces the use of dyestuffs, energy and water compared to conventional dyeing methods Flat-seam construction reduces bulk and helps to eliminate chafing Raglan sleeves enhance mobility and pack-wearing comfort Zippered left-chest pocket secures small valuables; zippered handwarmer pockets keep fingers toasty Shape-holding, abrasion-resistant micropolyester jersey trims the collar, cuffs and hem Zip-through stand-up collar has a zipper garage for next-to-skin comfort