8.2 oz., 50% poly, 37.5% combed and ringspun cotton, 12.5% rayon; 30 singles; Solids & Colorblocks - 60/40 combed and ringspun cotton/poly, 30 singles, 6.5 oz; Marbles - 85% combed and ringspun cotton, 15% polyester, 30 singles, 6.5 oz.; Grey Acid fleece is 52% combed ringspun cotton, 48% poly, 30 singles, 6.5 oz.; 1x1 rib neckline; wide ribbed cuffs and waistband; pre-laundered sponge fleece; relaxed fit;