With classic styling and forest friends, Acorn® Women's Forest Mule Slippers have unique and custom Acorn® embroidery on warm boiled wool uppers. Fully lined in cozy berber, they feature a lofty Acorn® memory foam midsole over a comfort cushion layer of featherweight EVA. In addition, the enhanced, raised heel and arch add extra stability and support. Non-slip, weatherproof soles make them perfect for indoor/outdoor wear. Acorn® embroidery on warm Boiled Wool upper Berber lining Acorn® Memory Foam midsole over a comfort cushion layer of featherweight EVA Enhanced, raised heel and arch add extra stability and support Non-slip, weatherproof soles make them perfect for indoor/outdoor wear Size Chart: Small = Shoe Size 5 - 6 Medium = Shoe Size 6.5 - 7.5 Large = Shoe Size 8 -9 XL = Shoe Size 9.5 - 10.5 Product Features: Lining:Berber Synthetic Fleece Outsole:Rubber Midsole:Acorn® Memory Foam over EVA (Ethyl Vinyl Acetate) Foam Upper:Boiled Wool Acorn Women's Forest Mule Slipper