Adjustable Suction Sit Up Bar Push Up Abdominal Assistant Trainer for Workout Fitness This Adjustable Suction Sit Up Bar is a very ideal portable exercise tool that saves time and money.Suitable for high lift lower limbs, bridge hips,support lateral extensions, push-ups, sit-ups, lean over, flat support,which exercise your arms, shoulders, back, legs, abdomen, waist or other muscles of the body.Light weight and portable design,suitable for home,office and gym etc.