Product structure: The new winged rebounder is made of POM polyformaldehyde die-cast handicrafts. The overall structure is high-end and atmospheric. It is composed of plastic, springs and magnets. The thickened material is resistant to high temperatures and has a long service life. There are screw holes on both sides of the wings of the rebounder. Just tighten the screws to fix it. It is easy to install, strong and durable, and not easy to detach. The spring is made of high quality spring with good elasticity.