5.8 oz., 100% combed and ringspun cotton; 30 singles; Slim fit; 1x1 rib; Wide straps; Sideseamed; 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.