Unisex overall with adjustable straps. 
Material: Cotton Blend

Size (inches)

Tops Length: 11.02 Bust: 19.69 Romper Length:14.57 Waist: 16.54 Age: 0-6 Months
Tops Length: 11.42 Bust: 20.47 Romper Length:15.35 Waist: 17.32 Age: 6-12 Months
Tops Length: 12.20 Bust: 21.65 Romper Length:16.14 Waist: 17.72 Age: 12-18 Months
Tops Length: 13.19 Bust: 22.05 Romper Length:16.93 Waist: 18.90 Age: 18-24 Months