Snoozies Buffalo Plaid Kids/ Tween Footie (Kids Shoe Size (13-1), Pink) polyester Made with a brushed fleece exterior in colorful and fun printed patterns and then lined with a soft Sherpa fleece inside. Non skid sole so you can feel safe wearing them on wood or tile floors. Kids shoe size: S (9-10), M (11-12), L (13-1), XL (2-3). Keeps feet warm even on the coldest of days. Snoozies make great gifts and "me too" purchases.