50% cotton, 50% polyester All Heather Sport colors are 60% cotton, 40% polyester pill-resistant air jet yarn double-needle stitching throughout double-lined hood 50% cotton, 50% polyester; All Heather Sport colors are 60% cotton, 40% polyester; pill-resistant air jet yarn; double-needle stitching throughout; double-lined hood; pouch pocket; matching drawcord; 1x1 ribbed cuffs and waistband with spandex; Safety Orange is compliant with ANSI - ISEA 107 High Visibility Standards