Plus Fitting System - Two Removable Footbeds for Added and Double Depth Accomodates Orthotics Breathable Mesh and Soft Fabric Lining With Durable Rubber Outsole and EVA Midsole Dual Shank System- Wide, Synthetic Fiber and External TPU and Firm Heel Counter for Comfort and Support Rocker Bottom Soft, Foam-Padded Tongue and Collar For Added Protection and Easy Walking Accommodates Prescribed Orthotics Back by popular demand- Lightning II by Drew has an element of fun and a serious attitude toward comfort. Drew Lightning II shoes for men feature all of the therapeutic benefits of a Drew in a performance-packed athletic shoe that features a breathable, mesh vamp and quarter linings and dual shanks. The two removable insoles in our Drew Lightning II shoes provide for double the depth and create space for custom orthotics or simply some extra toe room. Padded to the max, Drew Lightning II shoes are the ideal men's athletic shoes for all-day walking comfort you can depend on.