UPGRADEKIND DESIGN We have new upgraded the Appearance, Buttons, Suction cups, and Foot handle.Redefine the Sit Up Bar for Floor. UPGRADEMUCH SAFEROne sucker is enough. 5 inch diameter thickened large suction rubber chassis with strong suction, more stable and much safer. The foot handle is made of TPE material, which is soft and comfortable, non-slip and wear-resistant, better protecting your feet. UPGRADEEASY TO INSTALLATION We have improved design of the suction cup button and the height button .Easy to install and will not damage the press button or your hands. UPGRADE MINI andamp PORTABLE Easy for home installation and it won't take too much of your time. Portable design and Light weightonly 1.5 lb,small occupation, so you can put it into your bag, you can exercise anytime, anywhere. UPGRADEMORE FEATURESHelping you play sit-ups, push-ups,abdominal exercises, planks, yoga, back stretching ect .Good to training abdominal muscles and shape your body. Note Couldn't use on wooden floors with gaps. This sit up Bar can be reused on flat andamp smooth floors.