SereneLife Model : SLSPT409. - Assembly Required. SAFE AND FUN: Serenelife round jump mat is made of heavy-duty polypropylene to ensure sustained bouncing and coil spring for high elasticity Assemble size at 40” x 35-46’’ from ground to top for safe jumping.
This rebounder is awful. The bounce is so hard that after less than a week my back and both knees were hurting. I immediately bought a JumpSport, which is SO much better. I wish I’d done more research before I bought.