Halloween Costume Baymax - Material: Lightweight synthetic fiber Functionality confirmed (requires 4 AA batteries) The size is not specified as it is a foreign product, but it was intended for around 10 years old. My child used it once when they were around 10 years old (around 140cm tall). The hem is elastic, so it can be worn even if it's a little big. (Please check the measurements in the photos for details) There is some dirt on the hem (please check the photos) Please consider this item, understanding that it is a used, home-stored, and foreign product. Returns, requests for price reductions, and price negotiations are not accepted. Please read the profile section. Thank you for viewing. #HalloweenOnMercari