12' Round Circular Trampoline Mat Replacement with 60 5.5" Rings Mat Size: 10.5' (127") Mat Diam Material: Heavy-duty Polypropylene with Carbon Coated Durability: Waterproof Surface, UV-Resistant and Fade-Resistant Security: 8-row Stitching Lines to Hold the V-rings Securely in Place V-Rings: 60 Reinforced Galvanized V-Rings Sewn into the Mat for Extra Strength