Ready, set, shine! With eye-catching velour designs and our classic memory foam cushioning, these Sara Booties are the perfect blend of style and comfort. Built-in DF Adapt technology keeps your feet cozy and dry, while machine washable material makes quick refreshes a breeze. 95% Polyester, 5% Spandex Upper Flannel, 100% Polyester. Sock: Silky Boa, 100% Polyester Lining TPR+Fabric Outsole Memory Foam Footbed Slippers available in sizes Small-XLarge