with a breathable mesh upper and flex gear overlays

While the core Dual WaveSpring cushioning technology is the same

and quality of the full grain leather upper

Modern gait assisting midsole geometry with a 34 mm Heel and 28 mm Forefoot stack heights

energy return

Men's WaveWalker TANK with a breathable mesh upperNew and Improved WaveWalker. Part of the first Spira collect to offer 4 true widths. Everything has been improved upon; from the design, the fit, and quality of the full grain leather upper. The midsole has a fresh new modern look with a slip resistant full contact rubber outsole. Perfect for walking, work and for standing for long periods of time. Neutral and very cushioned Perfect for work, walking or just standing around Supports all arch types