3.6 oz., 52% combed and ringspun cotton, 48% polyester; 40 singles; Triblends – 3.8 oz., 50% poly, 25% combed ringspun cotton, 25% rayon, 40 singles; Marble colors are 4 oz., 91% polyester, 9% combed ringspun cotton, 30 singles; Neon colors are 3.6 oz., 52% combed ringspun cotton, 48% polyester, 40 singles; Sideseamed; Contrast raglan sleeves and neck trim; Unisex sizing; retail fit; Disclaimer: neons are brighter than they appear online; 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.;