7.4 oz. 60% combed ringspun cotton, 40% polyester 3-end fleeceGranite Heather, Natural Heather: combed ringspun cotton/45% polyester100% cotton face on all solid dyed colorsBlended cotton/polyester face on Granite Heather and Natural HeatherRibbed collar100% cotton jersey back neck tapeBack locker patchRibbed cuffs on sleeves and bottom bandSide seam constructionEasyTear labelCPSIA compliant tracking label in side seam