6 Pack 3.15'' Stainless Steel D-Ring Circular Patch for PVC Inflatable Boat Kayak SUP Canoe Deck Surfboard Accessories Specification Color: Black Material: PVC, Stainless Steel Diameter of Patch: 3.15'' Package Includes 6Pcs Kayak Boat D-Ring Patch Please note that there is no glue during delivery. Regarding the bonding of glue and patch.Here are the general steps: -Before gluing and pasting, the back should be rough and cleaned with solvent to ensure optimal results. -Apply PVC adhesive to the area where you want the D-ring, let it sit for 30 seconds until it becomes sticky. -After the glue is stuck, press the D-ring to smooth out any wrinkles on the patch and clamp it tightly. D Ring Patch can be used as a good accessory for inflatable boats, rafts, dinghy, kayaks, canoes, stand-up paddle boards, SUP, surfboard, etc. Simply apply super glue to the bottom of the patch and stick it on the boat. LOOEEL 6 Pack 3.15'' Stainless Steel D-Ring Circular Patch for PVC Inflatable... LOOEEL 6 Pack 3.15'' Stainless Steel D-Ring Circular Patch for PVC Inflatable... LOOEEL 6 Pack 3.15'' Stainless Steel D-Ring Circular Patch for PVC Inflatable... LOOEEL 4 Pack Stainless Steel D-Ring Triangle Patch with 2.5m Black Bungee Co... LOOEEL 4 Pack Stainless Steel D-Ring Triangle Patch with 2.5m Black Bungee Co... LOOEEL 4 Pack Stainless Steel D-Ring Triangle Patch with 2.5m Black Bungee Co... Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Customer Reviews 4.3 out of 5 stars 52 4.3 out of 5 stars 52 4.3 out of 5 stars 52 4.4 out of 5 stars 46 4.4 out of 5 stars 46 4.4 out of 5 stars 46 Price $13.89$13.89 $13.89$13.89 $13.89$13.89 $15.59$15.59 $15.59$15.59 $15.59$15.59 Size 3.15'' Circle 3.15'' Circle 3.15'' Circle 3.54'' Triangle 3.54'' Triangle 3.54'' Triangle Color Black White Cyan Black White Cyan