describe:1. Loading capacity: The core training ab roller can bear a load of 150 kg, ensuring its sturdiness and safety. You can use it in different positions, such as sitting or bending over.2. Variable Application: The abdominal wheel roller for core training can move 180 degrees and rotate in all directions, which allows you to exercise your abdominal muscles, buttocks, biceps, etc.3. Anti-slip Abdominal Wheel: The Abdominal Wheel has an ergonomic curved groove handle, which is easy to grip. They are safe to use and feature a non-slip design.4. Add knee pads: The ab wheel roller comes with knee pads to protect your knees from injury and discomfort. You can use knee pads on thin carpet, synthetic grass, linoleum, or a gymnasium.5. Silent abdominal wheel: The silent design of the abdominal wheel allows you to have a quiet fitness night. The lack of noise means you can put all your energy into your core workout and get the best results. It won't bother other people.Specification:Name: Abdominal RollerMaterial: ABSColor: pink/green/blackDiameter: Approximately 28.5 cm (11.2 inches)Weight: approx. 620 gpacking list:1 abs exercise wheelNotice:Due to lighting effects and shooting angles, some products may have color differences, please understand.Due to manual measurement, there are certain tolerances in product dimensions.