The Arctix Boy's Edge Insulated Winter Jacket is a winner and a top choice of our customers. Shell: 100% polyester twill, wp+wr ThermaLock coating. Lining: 100% polyester 210T taffeta. Insulation: 5oz/M2 Thermatech 100% polyester. Wind & water resistant ThermaLock coating 140g of Thermatech insulation zippered hand warmer style pockets removable hood interior zip pocket interior quilting adjustable cuffs classic relaxed fit machine washable