Polar Feet Women's Over The Ankle Snugs Booties Slippers polyester Two layers of nubbly faux sheepskin fleece provide lots of warmth without the weight. Memory foam insole with an additional 5mm of EVA under the heel. Tough outsole of real suede that is easy on floors and naturally non slip. Doctor recommended for those who want comfortable footwear without pressure points, or who suffer from cold feet due to poor circulation. Available in XS (5-6), S (6.5-7.5), M (8-9), L (9.5-10.5) Imported.