Baby Boy One piece Formal Dress Shirt Romper with Bow-tie SkyBlue and White Strips Dress Shirt and White Pants. Short Sleeves with Black Bow-tie. Machine Wash with Cold Water. Material: Cotton Blends. 6-12 Months - Chest: 21" Length: 20" 12-18 Months - Chest: 23" Length: 21.5" 18-24 Months - Chest: 24" Length: 22.5"