Miccostumes Boy's Red and Black Anime Cosplay Lycra Jumpsuit Including Mask Imported The whole costume comes with a red jumpsuit and a detachable mask. The back invisible zipper closure makes it easy to wear. Size S is suggested for 5-6 years old children who is 41''-48''(104-120cm) tall. Size M is suggested for 6-8 years old children who is 48''-54'' (120-137cm) tall. Size L is suggested for 8-10 years old children who is 48''-59'' (137-150cm) tall.