Patagonia Men's Tech Fleece Jacket Made of 100% polyester jersey face fleece, smooth to the touch inside and out for long-wearing comfort in any activity Full-zip jacket that zips to the chin for warmth and protection against the elements Raglan sleeves and inset underarm panels provide a full and natural range of motion Snug, elastic-bound cuffs keep the sleeves secure in high-output pursuits Flat-seam construction reduces bulk and helps eliminate seam chafe