3.7 oz., 65% polyester, 35% viscose 30 singles Athletic Heather is 52% polyester, 48% viscose Triblends - 3.8 oz., 50% poly, 25% combed ringspun cotton, 25% rayon, 40 singles Marble colors are 3.5 oz., 91% poly, 9% combed ringspun cotton, 40 singles Speckled - 3.8 oz., 50% poly, 25% combed ringspun cotton, 25% rayon, 30 singles Slub - 3.8 oz., 50% poly, 37.5% combed ringspun cotton, 12.5% rayon, 30 singlesCurved bottom hem Longer body length Slouchy fit Scoop neck 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.