Sunny Health & Fitness 40" Foldable Trampoline with Bar Polyethylene LARGE JUMPING SURFACE: The 40 trampoline surface is made from polypropylene material and coiled with heavy duty springs designed to maintain elasticity for higher intensity workouts HEAVY DUTY STEEL FRAME: Heavy duty steel legs and frame hold a maximum weight capacity of 250 lbs. Legs are removable for even better storage space ADJUSTABLE STABILITY BAR: The non-slip stability bar has three height adjustments from 40, 45 and 50 for a more comfortable and customized rebounding experience FOLDABLE DESIGN: The quarter folding design allows you to keep your trampoline on the go. Take it to the park, gym or a friends for a fun workout sessions. Easily transport your compact trampoline in the included storage bag FULL BODY WORKOUT: Rebounding is an incredible, low impact workout thats easy on the joints. As you jump from different positions and speeds, you will engage and tone muscles in your legs, glutes, and core