This sit up training device has a sturdy frame structure, soft high-density foam handle and durable rubber thick suction cup, strong suction power, firm and safe, which is very comfortable and durable.This self -suction sit-up bar is designed to free your hands and do exercises on your own. It is compact and lightweight, very convenient for home workouts and traveling.A highlighting feature of this equipment is that it gets a compact and lightweight design that allows you to carry it wherever you go.Flexible switch, easy to adjust the height of the slimmer, suitable for men and women exercise: bird movements, high lift lower limbs, bridge hips, support lateral extensions, push-ups, sit-ups, lean over, flat support.This training equipment is well-suited for individuals who do not have time to spare for a lengthy fitness routine. This is an innovative suction cup sit-up machine that can be firmly installed on a flat and smooth floor, allowing you to exercise without the help of a door/sofa/other people. You can carry this Trainer with you while going to the gym or office as it can be set up and disassembled without wasting much time.This sit up bar can help you exercise different muscles of your body like your arms, shoulders, back, legs, waist etc.With strong suction, it provides safe and stable support for your workouts, height shifts, helps people of all ages who want a healthy body.