4.2 oz., 100% airlume combed and ringspun cotton, 32 singles; Ash is 99% airlume combed and ringspun cotton, 1% polyester; For heather colors please see style 3001CVC; Retail fit; Unisex sizing; Shoulder taping; Sideseamed; Tear away label; Pre-shrunk; BELLA+CANVAS uses sustainable manufacturing processes with Blue Sign certified dyes, efficient dye houses that adhere to the state of Californias 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.