Fitness Master 15ft Outdoor Trampoline Bouncer

A trampoline is a device consisting of a piece of taut, strong fabric stretched between a steel frame using many coiled springs . People bounce on trampolines for recreational and competitive purposes.bThe fabric that users bounce on (commonly known as the “bounce mat” or “trampoline bed”) is not elastic itself; the elasticity is provided by the springs that connect it to the frame, which store potential energy.