Synthetic soleQuilted Textile Upper with Bow Detail and Faux Fur Trim. Textile Covered EVA Footbed. TPR with Textile Outsole. Fit: True to size, half sizes should size downReceived APMA (American Podiatric Medical Association) Seal of AcceptanceYOUR NEW FAVORITE SLIPPERS: Treat your feet! These podiatrist-designed orthotic slippers from Vionic will provide heavenly comfort when you need it the most. Perfect for keeping the chill out during those midnight snack runs.EVERYDAY SUPPORT: A podiatrist-designed footbed built into every pair of Vionic sandals, slippers, active shoes and flats promotes stability from the ground up.VIONIC SHOES: Vionic brings together style and science, combining innovative biomechanics with the most coveted trends.