Shop Baby's at RalphLauren.com, the Official Site of Ralph Lauren. Striped Cotton Coverall - This soft cotton mesh coverall features a sporty striped pattern and our signature embroidered Big Pony. Ribbed polo collar. Two-button placket. Long sleeves with ribbed cuffs. Ring snaps at the hem ensure easy on and off. Our signature embroidered Big Pony accents the left chest. 100% cotton. Machine washable. Imported.