Bring back your Trampoline’s bounce with this New and Strong Trampoline Jumping Mat for 48" Round Frames of all brands and models using 44 x 3.5" springs! Our Trampoline Mats are a direct replacement for your tired, worn-out trampoline mat and designed to meet or exceed your manufacturers' original trampoline mat's specifications and are guaranteed to ensure a perfect fit. The jumping sheet is easy to spread and fix with hooks. Size, Ring, and Hooks - Considering the purpose of the trampoline, it has a top-notch premium quality of PP Mesh material, thus, making it ultra-durable. It is made with 8 rows of stitching in order to keep it secure from tearing and enjoy the fullness of gymnastic mat. Safety Measurements and Protection - The jumping mat is Ultra-Violet (UV) and water-resistant, offering you ultimately the safest and the long-lasting joyful and fun investment. This mat does not work with V-rings; the springs attach to the mat with S-shaped Hooks (not included). Specifications: Amount of springs: 44 Spring size: 3.5" SPRINGS NOT INCLUDED - MAT ONLY !!!