1.Three-level Height Adjustment: Three heights are set. You can adjust to the height that suits you, or you can exercise step by step, which can effectively avoid the problem that you have been using the same height for a long time and cannot achieve the training effect 2.Double Bars and Double Suction: This product uses two large suction bases, because the large suction cups have a larger force area and r exercise. At the same time, it makes the adsorption stronger, the anti-slip is more stable, and the force is increased, making your exercise more convenient 3.High-quality Materials: Ab Training Auxiliary Device material uses high-quality stainless steel and sponge to prevent bending when you exert force. At the same time, our sponge makes it difficult for you to lose your hands during training, so you can use it better 4.Ergonomic Design: The fitness equipment can firmly supports your feet, enhancing force distribution and comfort for maximum sit-up efficiency