Features: Help you to exercise your Abs core muscles,reduce abdominal fat and shape your body. Suitable for high lift lower limbs,bridge hips,support lateral extensions,push-ups,sit-ups,lean over,flat support. Exercise your arms,shoulders,back,legs,abdomen,waist or other muscles of the body. 4 levels of height adjustment,can be adjusted for the whole family. (Weight capacity: Max.50kg/110lb) 4.8in large rubber suction cup with lock design provides stable support. Elastic latex tension rope for comfort and flexibility. High-density thick foam handles and foot supports with an-ti slip foam cover to effectively cushion the ankles and prevent you from damaging muscles and joints. Easily put down the sit up bar on the dry and clean ground,and pull down the lock.According to your demands to adjust the gear position. Lightweight and portable design,suitable for home,office and gym etc.