A trampoline is a device with a bounce mat, on which people bounce for recreational and competitive purposes. It consists of a piece of taut, and a strong fabric stretched between steel frames using coiled springs to provide elasticity by storing potential energy into it. The frame structure of the trampoline, used for competitive purposes, is made up of steel along with a folding mec... https://www.maximizemarketresearch.com/market-report/global-trampoline-market/83397/