Chore Classic Work Boots with Steel Toe, Size 10, 16 in H, Black ORS NASCO and cures at temperatures as and cures at temperatures as low as 40° F Cures to a tough For the temporary marking of metal surfaces during welding and fabrication Made of all natural soapstone for superior marking Marks will not contaminate welds and are easily removed Soapstone is packed 3 one gross boxes per case to prevent breakage during shipping Broken cases cannot be provided for this product Features triple toe and quadruple rubber heel reinforcements Breathable airmesh lining with CR Flex foam insulation provides all day comfort Steel toe protects feet from dropped objects protruding sharp edges and other workplace hazards Steel shank adds arch support and protection from punctures 100% Waterproof