Bring back your Trampoline bounce with this New & Strong Upper Bounce Trampoline Jumping Mat! Upper Bounce Jumping Mat is especially designed to fit 12 FT. Trampoline Frames of all brands and models with 80 V-Rings using 5.5 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!