Polo Ralph Lauren Boys Red & Navy Striped Long Sleeve Shirt Size M 10-12 Classic red and navy striped waffle-knit long sleeve shirt with yellow embroidered pony logo. Boys Medium (10–12) — approximately 15.5” pit to pit and 18” length. Great preowned condition. #poloralphlauren #ralphlauren #kidsfashion #preppy #boysclothes