Timberland PRO Men's G48Powerwelt Waterproof 8" Steel-Toe Boot Leather Synthetic sole Shaft measures approximately 8.5" from arch Boot opening measures approximately 10" around Two-tone heavy-duty work boot with rugged lacing hardware and durable construction features EverGuard leather upper with waterproof membrane Steel shank Polyurethane sole Contoured Ortholite footbed with Outlast Adaptive Comfort cover