Petit Lem Baby Boys' Garage Band Top Pant and Socks Top: 100% Cotton; Ribbing: 97% Cotton/3% Spandex; Bottom: 60% Cotton/40% Polyester Imported Machine Wash 100-percent cotton, ribbing 97-percent cotton/3-percent spandex, bottom 60-percent cotton/40-percent polyester Top, pant and socks Machine wash cold, tumble dry low. Do not bleach