REUSABLE &amp: WASHABLE: Durable premium construction with overlock stitching, can be used hundreds of times, and easy on and off with elastic band. Machine and hand washable. Water and Dust Resistant: The upper is made of water-resistant material that protects the shoes and boots from dust, mud and splashes. Non-slip Sole: The thickened sole is coated with rubber nubs for superior grip and comfort while protecting floor carpets well Multi-purpose: Used in different cleaning places, gardens, showrooms, offices, hospitals or scientific laboratories, etc., used by service providers and contractors in various industries to make them look more professional in the impression of customers. What You Get: 5 pairs of reusable boots and shoe covers, black. (Sole length: 33cm/13in.)