Sublite Cushion Work achieves maximum lightness and flexibility in a work boot. With deep flex grooves, the Sublite foam midsole reduces weight and allows for greater range of motion. High abrasion heel and toe guards protect against wear and tear. A MemoryTech Massage footbed adapts to the unique contours of your foot. 6" Athletic Work Boot. ASTM F2413. Electrical Hazard Protection. Slip Resistant. Composite, XTR Brand Composite Toe Cap. Moisture Wicking Nylon Mesh. MemoryTech Massage Removable Cushion Footbed. Sublite EVA Cushion Midsole with Rubber Outsole and 90 Degree Heel Wedge. Extra Wide Toe, 100% Non-Metallic.