Thoughtfully designed fleece mittens for babies and toddlers, made with premium soft fleece and Thinsulate lining, perfect winter gloves for everyday use. Thinsulate mitten lining: keeps little hands toasty warm. Kids-friendly thumb design: easy for thumbs to get in. Elasticized cuffs: to seal out the cold, some styles have ribbed cuffs. Premium soft fleece: perfect for everyday. Sizing: XS (0-12m), S (1-2Y), M (2-4Y)".