Multifunction: Multifunctional fitness aids to help you roll the belly movement push-ups, legs, body sculpting abs, ab support, stretching Material: portable sit-up, thickened soft foam handle, non-slip, wear-resistant, high-quality steel bracket and rubber suction cup, hard and stable, long service life. Easy installation: Three heights can meet your different needs, press the spring buckle inward to adjust the height of the crossbar, press the black button up or down to release / fix the suction cup. Strong suction: fitness suction cup has strong suction, not loose, the strong suction cup can be firmly attached to the floor. After wiping the floor with a damp cloth, the suction power can be further strengthened. Scope of application: Sit-up assistant device suitable for smooth surfaces like tiles, cured concrete, marble, wooden floors, make sure the floor and suction cups are clean. Product Description Portable Sit-Up Bar Abdominal Suction CupThe sit-up bar with a huge 12.5cm suction cup at the bottom is convenient to install. Press the entire sit-up bar and the handle at the same time to easily fix the suction cup, without the need for other tools. Adjustable Height There are 3 height modes for you to choose according to the practical situation. Press the spring buckle to adjust its height. Soft Sponge Design The sit-up bar is designed with a soft sponge cushion, which can bring a wonderful comfortable using experience. Durable The sit-up bar is mainly made of high quality steel material, hard, tough, wear resistant, durable and robust, owning long using life span. Scope of application The sit-up bar can help you do sit-ups along, widely suitable for home, office, gym, etc. Specification: Type: sit-up bar Quantity: 1 pc Material: steel + sponge Color: black Suction cup diameter: 12.5cm