The same Fitness Trampoline quality, now in 550f Pro. Moms, dads, kids and grandparents love how easily it folds - this means you can transport it anywhere or store it away in seconds. Lightweight and with easy to remove legs, these stable trampolines can provide you or your clients with the low-impact workouts you deserve. With a 44" frame, the Model 550f is designed for jumpers who need the freedom to move. The unit use EnduroLast elastic cords that will outlast the competition and takes performance to the next level with 36 Extra Firm cords that deliver quicker response and higher intensity workouts.