SkyBound 14ft JumpKing Trampoline Mat with 104 V-Rings (FITS 8.5" Springs) Fits 14' round frame with 104 v-rings for 8.5" springs Frame Size: 14 feet (Measure outside bar to outside bar). Spring Size: 8.5 inches (Remove one spring, measure from hook to hook). Spring Count: 104 (Springs are SOLD separately). Made of U.S.A. Permatron Fabric for the ultimate rebounding surface!