The foundation of the UGG Collection - taken down for the kids. These are the original, authentic boots for ultimate comfort and warmth. Foam added for all day comfort. Upper: Twinface sheepskin with suede heel guards and a woven logo on the heel. Insole/Lining: Genuine 17mm sheepskin that naturally wicks away moisture and helps keep feet dry and cozy. Outsole: Molded EVA that is very light and flexible. These boots are beyond cute! Picture does not do them justice.