Argyle Skull Charcoal Long Sleeve Romper 100% cotton long sleeve baby romper Machine washable. 6.0 - 6.5 oz. 100% Ring spun combed cotton, 40/S super soft, fine interlock. 3/4" spandex rib set in collar. 1 1/2" rib on sleeve and bottom. 1/4" elastin tape on shoulder. Snap buttons on legs & crotch.