3.6 oz., 52% combed and ringspun cotton, 48% polyester; 40 singles; Marble colors are 4 oz., 91% polyester, 9%combed ringspun cotton, 30 singles; Acid wash colors – 4.2 oz., 52% combed ringspun cotton, 48% poly, 30 singles; Black Mineral Wash is 4.2 oz., 100% Airlume combed and ring-spun cotton, 32 singles; Slub – 3.8 oz., 50% poly, 37.5%combed ringspun cotton, 12.5% rayon, 30 singles ; Speckled – 3.8 oz., 50% poly, 25%combed ringspun cotton, 25% rayon, 30 singles; Retail fit; sideseamed; unisex sizing; Tear-away label; BELLA+CANVAS uses sustainable manufacturing processes with Blue Sign certified dyes, efficient dye houses that adhere to the state of Californiaís EPA regulations around waste water treatment and usage, and cutting facilities in Los Angeles that run on partial solar power with comprehensive recycling programs for paper waste and fabric scraps.;