1. 5Pcs* 18 Inch Silicone Cable TiesBlack). Item Diameter: 5 mm. 2. Durable, Waterproof, The Reusable Gear Ties Have a Flexible Steel Wire That Provides Excellent Grip. 3. Have A Tough Rubber Exterior That Wont Scratch or Puncture Your Items. 4. Can be Twist, Turn, Wrap and Secure, Its Reusable, Easy to Handle, Loads of Fun. 5. Perfect for wrapping medium-to-large appliance cords, extension cords, jumper cables, Good for home, office, yard, camping, travel.