[Boat Dock Lines]: The rope has a diameter of 13mm and a length of 4.6m. These ropes withstand heavy loads without knotting or twisting, while also protecting the paint on your boat. [Quality]: Our product is made from high-quality marine grade double braided nylon rope, which is very flexible and provides enough stretch to reduce shock and prevent misalignment during sudden towing. [Performance]: Our product features oil resistance, protects your boat's bumper, and reduces the risk of damaging your boat. The 1/2 inch thick rope can provide up to 5000 pounds of breaking strength. We recommend using this model on boats less than 31 feet in length. [Wide Applications]: Docking mooring marine rope, convenient for hanging and securing boat fs and buoys when docking. [Convenient]: There is a 12-inch hole that provides standard measurements for your boat docking needs. Color: blue Material: nylon Due to different batches, there may be differences in product appearance and printed text, which do not affect use. Package Contents: 1 x Boat Dock Line Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is +/- 1-3cm.