Maximum flexibility and support to stay comfortable and on jobsite ASTM F2413 rated composite toe CSA Static Dissipative (SD 10) with Dual Resistor MemoryTech Massage 2.0 removable memory foam footbed Extra wide toe for extra wiggle room Sublite EVA midsole SR Tread rubber heel and forefoot pads Deep flex grooves Reebok Work Men's Sublite Cushion Work CT