Extra-soft inside and out, our fleece Snuggle Socks keep feet and ankles toasty. Perfect for curling up on the sofa or keeping feet warm in bed. Small fits women’s shoe size up to size 7. Medium fits women’s shoe sizes 7-1/2 to 9. Large fits women's sizes 9-1/2 to 10-1/2. Non-slip sole. A great alternative to traditional slippers.