1. The material: The kayak D ring is constructed from heavy duty stainless steel. strong enough and durable and anti-oxidation the lashing rings are painted with a quality black protective coating to prevent oxidation. 2. Strong patch adhesive effect: Canoe d ring patch easy to fit and use. strong adhesive effect. Do not worry. Simply apply super glue to the bottom of the patch and stick it to the boat. Use ropes to secure objects. the paddles. etc 3. Product: Lightweight and won't take up too much space on your boat. You can adjust the tightness of the string yourself. you can easily lock the cord in place to hold any size item. 4. Uses: D Ring Patch is used for rescue rope. scoop. cargo. thigh straps. Great PVC inflatable boat replacement accessories. raft. dinghy. kayak. canoe. stand-up paddling. SUP. surfboard and more. 5. Guarantee: If you have any question about our product you received. you can email us at any time. We will respond to you instantly and help you solve your problem. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.