Outer shell made of flame-resistant, 11 oz., 88% cotton/12% nylon UltraSoft®. Water-repellent. Insulation is flame-resistant, 12 oz. 2-layer modacrylic. Features concealed snap-front closure, rib-knit collar, (2) large inset slash-welted pockets and (1) inside chest pocket. Vest snaps into model JLB8BD jacket, sold separately. Brown. Arc rating: 57 cal/cm², CAT 4.