1. WIDE USE – Self-suction sit-up bar with 3-speed adjustable height, suitable for men and women. Supports high lift lower extremities, hip bridges, side extensions, push-ups, sit-ups, bends, and other core exercises.2. MATERIAL – Portable straightening bar with thickened soft foam handle for non-slip, sweat-absorbent grip. Features high-quality steel bracket and rubber suction cup for durability, stability, and long-term use.3. STRONG SUCTION – Abdominal exercise bar with strong suction that stays secure during use. Suction power can be enhanced by wiping the floor with a damp cloth before attachment. Note: Color may vary.4. SUITABLE FOR SMOOTH SURFACES – Sit-up assistance device designed for smooth surfaces such as tiles, cured concrete, marble, and wood/wooden floors. Ensure both floor and suction cups are clean for optimal performance.5. PORTABLE DESIGN – Lightweight and easy to store, carry, and use. Ideal for workouts at home, in the gym, office, or while traveling.