Sit-Up Bar Abdominal Roller Abs Trainer Sit Up Assistant Sport Gym Fitness Exercise Tools

Specification:MaterialMetal+spongeSize27x12x20 cm/10.6x4.7x8inColorRed,Black Features: 1. Using healthy natural materials, thick silicone suction cup, strong suction, safer and more stable.2. More than one function to help you roll your belly, lift, kick, sit, etc.3. Add foam design, soft and comfortable.4. Ergonomic design, healthy and safe to use.5. Convenient to install and easy to use.  Tips:1. Keep the floor clean when using.2. Press the black foam with one hand and push the wrench down. Finally, make sure the connection is secure.3. Pull out the back button and the foam strip can be raised or pressed down.  Package Included:1 x Sit-up Bar