6 oz./lin. yd., 52% Airlume combed and ringspun cotton, 48% polyester, 40 single; Marble colors are 91% polyester, 9%combed ringspun cotton, 30 singles; Acid wash colors 52% combed ringspun cotton, 48% poly, 30 singles; Black Mineral Wash is 100% Airlume combed and ring-spun cotton, 32 singles; Slub is 50% poly, 37.5%combed ringspun cotton, 12.5% rayon, 30 singles; Speckled is 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 California?s 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.