Jumping Surface for 14' Trampolines with104 V-Rings for 8.5" Springs Trampoline Frame Size: This trampoline Bed (Jumping Surface) is for use on a 14ft Trampoline with 104 Springs that are 8.5 inch in size. Amount of V-Loops: 104 (Galvanized Steel) V-Rings for Springs Springs Size (NOT INCLUDED): Made For Springs Size 8.5 Inches Color: Black Material: Heavy Duty Polypropylene, Fade Resistant, UV Resistance