Trampoline Pro Replacement Trampoline Mats | Round Sizes Mats Fit 10ft, 12ft, 13ft, 14ft and 15ft Frames USE SIZE OPTION to pick your FRAME size | MAT diameter - RING Count | SPRING size (springs not included) MEASUREMENT instructions can be found if you scroll down | Please double check your measurements before ordering! DURABLE - All mats are weatherproof, UV resistant, and high quality RISK FREE- 30 day return policy and 6 month warranty NEED HELP? Contact us at CustomerService@TrampolinePro.com or 800-473-5867 Heavy Duty Permatron Quality and Durable Weave 4-Layers Reinforced UV Resistant Stiching Weather Resistant Spring Tool Included