Fit for unisex toddler boys girls, baby halloween cosplay 6months, 12months, 18months, 24months, your baby will love it whether for halloween, cosplay, party or photo shoot special occasion. Baby Size : S (6-12 Months), M (12-18 Months), L (18-24 Months) ; Kid Size : S (3-4 Years ) ,M (4-6 Years ).