Item Type: D Ring Patch Material: Stainless Steel, PVC Package List 4 x D Ring Patch 1MULTI FUNCTION: The D ring patch adds additional tiedowns to make it easier to attach equipment to rafts or canoes, or to add a safety catch rope. 2STAINLESS STEEL D RING: The D ring is made from stainless steel material, ensures long term corrosion and rust resistance. 3MULTI LAYER COATING: The D ring pad is made of multilayer PVC coating material to ensure robustness, very sturdy and firm. 4FIRM FIXATION: The back of the D ring patch is smoothly and can be affixed to the inflatable boat easily and firmly, not easy to fall off. 5WIDE USE: D ring patch is suitable for inflatable boat, raft, dinghy, kayak, canoe, surfboard, vertical paddle board, etc., can also be used for emergency rope, life jacket, thigh straps.