Vikoros Baby Girls Infant Gauze Strap One Piece Romper Season: spring, summer,Fall Package:1*Romper Small(0-6 Months):Romper Length:54CM/21.25" Sleeve Length:25CM/9.84" Medium(6-12 Months):Romper Length:56CM/22.04" Sleeve Length:26CM/10.23" Large(12-18 Months):Romper Length:58CM/22.83" Sleeve Length:27CM/10.62"