YogaColors Unisex Baby Bodysuit Onesie 100% Cotton 5.0 oz., 100% combed ringspun cotton in a 1x1 baby rib; heather grey is 93% cotton, 7% poly Flatlock seams; double-needle rib binding on neck, shoulders, sleeves and leg openings Reinforced three-snap closure on binding Wash with like colors; tumble dry