Noble Mount Womens Cable Knit Button Accent Indoor Boot Slippers Imported Cable Knit high quality Slippers; Acrylic body, polyester lining. Warm shearling microfiber polyester lining provides warmth and softness Durable non-skid sole - perfect for hard slippery surfaces Calf length sizing provides much needed warmth and comfort *Updated Sizing* Small fits up to size Size 7. Medium fits up to Size 8. Size Large fits up to Size 9. XL fits up size 10. US Women's Sizing.