Impacto ergomates anti-fatigue anti-slip overshoes. Effective solution for relief of tired, sore, feet, knees and back improving safety and comfort. Anti-fatigue foam cushion eva innersole reduces impact and shock. Dual layer anti-slip sole. Patented strap system. Suitable for all industries: warehouses, factories, assembly lines, machine shops, retail outlets, cashiers, clerks, laundry facilities, health care, postal workers, aircraft, warehouses, food processing, and any situation requiring prolonged standing or walking.