Infant Costume US Size Chart

Cosume Size Equivalent Age Size
Extra Small 0-6 Months
Small 6-12 Months
Medium 18-24 Months
Large 2T-4T
Extra Large 4-6

Infant Costume International Size Chart

Costume Size Equivalent Age Size
Extra Small 0-6 Months
Small 6-12 Months
Medium 18-24 Months
Large 2T-4T
Extra Large 4-6