FR DuraLight Stretch Canvas VestSolid construction and polar fleece warmth keep you comfortable and protected while a special cotton/nylon stretch canvas fabric offers 3x the abrasion resistance and even greater freedom to move. CAT 4 ATPV 44 cal/cm2 NFPA 70E NFPA 2112 9.5 oz DuraLight canvas with DuraStretch 9 oz FR polar fleece lining Crafted with fabric made in the USA Triple needle stitched for added durability Zippered chest pocket 74% cotton, 24% nylon, 2% spandex