Self-Suction Sit Up Bar 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 workout and traveling. Strong and Durable Sturdy steel frame is built for extreme durability, great assistance for waist/abdomen/leg/body shaping, butt lift and muscle toning. Stable Support Rubber sucker firmly grips the floor to ensure a safe and stable stand for your training. Max. bear capacity: 330lbs. Adjustable Height Soft, thick foam handles are comfortable against your feet and prevent chafing. Adjustable height to fit different needs. Wide Applicability Suitable for smooth surfaces like tiles, concrete-cured, marble, timber / wooden floors, make sure the floor and suckers are clean. Compact and Lightweight Space saving and very convenient for storage and carrying wherever you go.