[D-Ring Bungee Kit] Add extra tie-down points to your inflatable surfboard or other PVC-coated boat or gear, these reinforced PVC D-ring patches help ropes, , paddles or other items , or a fixed kayak , [Premium ] The is made of multiple layers of PVC and stainless steel, which is corrosion resistant and durable in salt water environments. elastic elastic rope, soft and wear-resistant, high breaking strength, anti-ultraviolet [Package & Size] The package includes 4 D-ring patches, bungee (1/5 inch diameter, 12 feet long) and 4 cord hooks to create a useful deck rigging kit to things (no glue .no glue on the back of the ). The is 3.15 inch in diameter and 1.2 inch wide in a stainless steel D-ring [Wide range of applications]Suitable for PVC inflatable boats, rafts, dinghies, kayaks, canoes, surfboards, stand-up paddle boards, etc.; for ropes, buckets, , thigh straps. [Note]The D-ring has no glue on the back, roughen the back and clean it with solvent applying glue and film to the best effect (no glue in the package). color:Gray : PVC+Stainless Steel+Nylon Package Contents: 4 x D-Ring patches 4 x hooks 1 x elastic cord 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 a little different from the real thing. The measurement allowed error is +/- 1-3cm.