The device is clean, intact, and lightly used. Features and benefits of the Six Pack machine: 1. Performs exercises for the buttocks and thighs. 2. Tightens abdominal muscles and strengthens stomach muscles. 3. Helps tighten leg and foot muscles. 4. Stimulates blood circulation. 5. Helps remove sagging and burn fat. 6. Removes sagging of the arms, shoulders, and neck. 7. Protects you from back and knee pain. It has a back massage feature. 8. Comfortable for the back and spine.