Rounded triangle ring: strengthen the safety triangle buckle, connect the ring buckle with the cornerless triangle buckle, make the bounce cloth and the main frame more firmly togetherHigh-quality fabric jumping: high-quality load-bearing fabric is non-toxic and harmless, breathable, environmentally friendly, shock-absorbing, lightweight, soft and smooth surface, wear-resistant and long lifeWaist drum spring: strengthen the waist drum spring with super load-bearing, elasticity and service life are ch longer than ordinary trampoline, lasting elasticity and not easy to deformOne-piece main frame: one-piece welding main frame, tool-free installation, spring-free installation, saving time and effort, convenient and fastProduct diameter: 1.27mProduct load: 200KGSpring: 40 waist drum springsFoot tubes: 8 25cm nano spray plastic foot tubesMaterial: painted steel pipe / PVC cloth coverFolding method: 40% offProduct weight: 13KGProduct packaging: trampoline * 1