XiaoYouYu Little Boy's Cotton Padded Fit & Zip Pockets Outerwear Coats US Size 6 Black Polyester, Cotton Filler Imported Zipper closure Suits for spring, autumn & early winter in the USA. Material is environmental and do no harm to the children's health. Cute hooded collar for kids. This jacket is lightweight but warm. Attention: Please don't choose the size just based on the children's AGE. In order to get a right size, you need to measure his / her HEIGHT first, then order 1 size larger. If he / she is stronger than normal, you'd better consider 1 more size. By this way, you'll never worry about the failed size.