Columbia Women's Buga Plus III Omni Heat Boot 100% Leather/Fabric Imported Synthetic sole Shaft measures approximately 7.25" from arch Heel measures approximately 1.5" Insulated winter boot with lace-up vamp and padded tongue Seam-sealed construction for waterproofing Techlite midsole for cushioning and energy return OmniGrip non-marking traction rubber outsole Omni-Heat 200g insulation rated -25F/-32C