18" X 1" Fixed Length Stretch Tie Down Solid Rubber Core, 100% Polyester, Case Hardened Metal 200 lb Breaking Strain, Tough, Washable, Box Stitched Black with Multi Stripe Stretches 30% of it's size. When not in use, goes right back to it's size! The toughest stretch tie down on the planet. 18" X 1" is great for securing bikes, ladders, equipment.