This is a trampoline cushion that allows you to perform step-by-step exercise with the MITAS Yetrex Trampoline Cushion, W Stepper. When unfolded it becomes wide, and when folded it becomes a cushion of about 7.9 inches (20 cm). The height can be adjusted, so you can do a variety of exercises depending on your ingenuity, whether jumping or climbing up like a step stool. The cushion appearance does not jam into the interior and can be placed in the living room so you dont have to assemble or pull out like a trampoline No need to clean up, so you can always challenge it. The cover is removable and washable, so you can use it without worrying about stains. When using, please make sure your foot is in the middle of the trampoline. Size / Material: When unfolded, 25.2 x 16.5 x 3.9 inches (64 x 42 x 10 cm); Outer Fabric: 100% polyester; Filling: Recycled urethane chip, trampoline fiber, bonding processing; Weight: Approx. 9.8 lbs (4.2 kg); Load Capacity: Approx. 220.5 lbs (100 kg); Made in Japan; JAN Code 45951212121212194128 lbs (Japan