sock-like feel for a locked-down fit, plus a Vibram sole with nearly zero ground-to-foot separation. Mesh and TPU upper Breathable mesh lining TrailProtect pad offers underfoot protection Vibram TC5+ Stack height (heel/toe): 6.5/6.5mm; footbed: 0mm; insole: 3mm; midsole: 0/0mm The Merrell Vapor Glove 4 W is laced for a snug fit, while the breathable textile lining provides comfort during long hikes. The thick tread sole is perfect for a variety of conditions, offering stability and safety on the trail.