Thank you for viewing! [Product Description] ◎ Fully fabric-covered, silent design High-density fabric completely blocks the sound of the springs. Allows for training even late at night in apartments. ◎ Lumbar protection, flexible frame The supple material absorbs impact to the lower back. Does not injure internal organs even with prolonged rotation. ◎ High load with reinforced springs Thick built-in springs achieve 1.5 times the normal load. Consume more calories in the same amount of time. ◎ Multi-functional convertible system Provides a variety of training options, from yoga warm-ups to fat burning, all in one machine. ◎ Foldable and storable Can be rolled up and stored in the gaps of a bag. Perfect for training in your spare time while traveling or at the office.