Bring back your Trampoline bounce with this New & Strong "Upper Bounce" Trampoline Jumping Mat. "Upper Bounce" Square Jumping Mat is especially designed to fit 13" x 13" Square Trampoline Frames of all brands and models, with 84 V-Rings using 8.5" Springs. Upper Bounce Trampoline Jumping Mat features ultra-durability through its premium PP Mesh Material. Furthermore, our Jumping Mat also provides extra security with its 8 row stitching thus guaranteeing the mat from tearing. Upper Bounce High Quality Jumping Mat is guaranteed to be UV & water resistant, offering you a safer long-lasting fun investment.