Columbia Sportswear Women's Heather Canyon Waterproof Cold Weather Boot,Dune,7 M US 100% Leather-and-fabric Rubber sole Shaft measures approximately 6.5" from arch Heel measures approximately 1.5" Removable EVA footbed with nylex cover for cushioning and comfort Omni-Heat technology reflects natural body heat for warmth Non-marking Omni-Grip rubber compound with a winter specific lug tread pattern