WIDE USE -- 3 Speed Adjustable Height Self-Suction Situp Bar, for Men and Women, for High Lift Lower Extremities, Hip Bridges, Support Lateral Extensions, Push Ups, Sit Ups, bends, flat supports... MATERIAL -- Portable straightening bar, thickened soft foam handle, non-slip, sweat-absorbent; High quality steel bracket and rubber suction cup, hard and stable, long service life. STRONG SUCTION -- Abdomen gym sucker strong suction, refused to loosen. After wiping the floor with a damp cloth, the suction power can be further enhanced. SUITABLE FOR SMOOTH SURFACES -- Sit up assistant device suitable for smooth surfaces like tiles, concrete-cured, marble, wood/wooden floors, make sure the floor and suction cups are clean. SUITABLE FOR ANY ACCASION -- The portable sit-up aid is portable for a workout anytime, anywhere. easy to store, carry and use.Ideal for gym, home, office or travel.Any quality issues, please feel free to contact us.