Patagonia Better Sweater Fleece Jacket recycled polyester knitted fleece with a fleece interior and heathered yarns Full-Zip with Stand-Up Collar Full-zip with zip-through stand-up collar Raglan Sleeve Construction Raglan sleeves for mobility and pack-wearing comfort Pocket Details Built with two welted, zippered handwarmer pockets and a vertical, left-chest security pocket that closes with a zipper and holds a phone or audio device Shape-Holding Cuffs and Hem Shape-holding micropolyester-jersey trim at cuffs and hem resists abrasion Flat-Seam Construction Flat-seam construction reduces bulk and helps eliminate seam chafe