3.6 oz., 52% combed and ringspun cotton, 48% polyester; 40 singles; Triblends - 50% poly, 25% combed ringspun cotton, 25% rayon, 40 singles, 3.8 oz.; Marble colors are 91% polyester, 9% combed ringspun cotton, 30 singles, 4 oz.; Neon colors are 52% combed ringspun cotton, 48% polyester, 40 singles, 3.6 oz.; contrast raglan sleeves and neck trim; sideseamed; unisex sizing; retail fit;