Mesh and TPU uppers with traditional lace closures secure your fit Padded collars enhance comfort External rear slings lock in your heels for added security Mesh linings provide breathability on the run Removable EVA insoles lend support Lightweight EVA foam midsoles offer stability and comfort Rock plates protect your feet from trail debris Forefoot and heel cushioning pods add a plush feel Vibram® TC5+ rubber outsoles provide grippy traction for varied terrain Merrell Air Cushion in the heels absorbs shock and adds stability Has very small tear on the outside inside on both shoes ( pictured )