Featuring a 100% boiled wool upper, the Haflinger AS offers a premium comfort slipper with a cozy wool footbed. Your feet will enjoy the breathability, support and comfort that the AS provides. The anatomically contoured footbed provides arch support and the wool lined insole helps to wick away any moisture maintaining a healthy environment for your feet. 100% Pure wool (breathable) Wool lined footbed Anatomically designed latex midsole Slip resistant double felted sole (latex coated) Haflinger Size Chart EU Sizing US Women&';s US Men&';s 36