Upper Bounce Trampoline Safety Pad Spring Cover Fits Designed to fit Skwalker Oval Frames measuring 17'x15' Pad Width: 10" - Pad Skirt: 4" Very Strong and High Quality Blue Safety Pad with 310g PVC on top, 130g PE on bottom and 1/2" foam thickness EPE High Quality, shock absorbent, high density, closed-cell foam that will not absorb water, mildew or lose shape. Fits very neat on the trampoline Double rubber ties for better protection and holds up tightly to the trampoline frame UV resistant, Anti-fungal/bacterial, Cold weather crack-resistant coating