Naot Women's Alaska Winter Boot Brown The Alaska is part of the Naot Outdoor Collection. This waterproof midcalf snowboot is perfect for even the coldest winter days with a 4 layer weather tech lining that is rated -20C/-4F. The slip resistant rubber sole features an innovative on/off OC Grip System with stainless steel studs allowing you to walk comfortably on icy surfaces. The Alaska features Naot's removable anatomic cork & latex footbed and a front zipper for accessibility. Sole Material: Rubber w/ OC Grip. Heel Height: 1.75" Slip Resistant. Removable Footbed Naot Women's Alaska Winter Boot Brown