Montrail Women's Fluid Enduro MID Outdry-W 100% Manmade Imported Synthetic sole Shaft measures approximately 4.5" from arch Heel measures approximately 1.25" Durable, waterproof and practical multi-sport shoe with mid height protection and support Mesh body construction with full grain leather overlays for support and durability Out dry waterproof breathable membrane construction Fluid foam midsole with trail stability provided by fluid frame technology and ride heights 20 millimeter heeland 10 millimeter forefoot Gryptonite outsole with multi-directional lug patterns for traction in multiple directions and in a variety of conditions