These black shoelaces are specifically designed for welding and other high-heat applications. Made from materials that resist high temperatures and sparks, they provide an added layer of safety for professionals. To use, simply lace them through your boots and tie them as you would with regular laces. Their durability ensures they will last through tough conditions. Features -Color:Black -Material:Fiber,Cotton,plastic -Size:100.00X0.50X0.50cm/39.30X0.20X0.20in -Robust wear resistance: made from special materials, these laces offer exceptional wear resistance, ensuring they withstand the rigors of daily use in tough environments -Nonignitable: treated to resist ignition, these laces provide enhanced safety by not easily , even when exposed to high temperatures -Heat tolerance: designed to endure hightemperature environments, making them ideal for welding and other high heat tasks -Extended lifespan: rigorously tested for longevity, these laces are offering reliable performance over time -Sleek design: featuring a sleek black design, these laces are both simple and stylish, suitable for various work settings Package list: 1 shoelace