Warm, cozy and adorable, the Patagonia Baby Furry Friends Hat is made of high-pile double-faced polyester fleece (30% recycled). Features: Cozy 100% polyester (30% recycled) high-pile double-face fleece Top of hat features bear-cub-style ears for extra cuteness Double-layer fabric at hem for cozy warmth Fabric is bluesign approved Fabric: 100% polyester (30% recycled) high-pile double-faced fleece See "Overview" below for sizing information