Gardner Bender's Patented Double Lock Cable ties are designed for strength, durability and reliability. Ideal for all bundling purposes; wires, cables, hoses, or ducts, you name it, and these ties will bundle it. Made from durable 100% nylon 6/6 material, these ties feature our patented Double Lock design, with locking teeth on both sides of the tie and at the head ensuring a stronger connection and 50% greater tensile strength than the industry standard.