Merrell Women's All Out Blaze Mid Waterproof Hiking Boot 100% Leather, Fabric, Synthetic Imported Synthetic sole Shaft measures approximately 3.25" from arch Heel measures approximately 1.5" Hiking boot with mesh upper featuring leather overlays and Omni-Fit lacing system for secure fit M-Select DRY technology for breathable waterproof protection M-Select FRESH odor prevention UNI-FLY and soft E-Foam midsole disperses impact Vibram traction outsole