The Abdominal Wheel is covered by double thick foam, soft and comfortable, good grip with the function of moisture absorption and perspirationThis Abdominal Roller Wheel with an ergonomic grip helps to evenly distribute weight and reduce pressure points and joint tension on the wrists and elbowsThe Ab Roller will have little noise during using and exercising so you do not have to worry that your actions will disturb others, that you can start anytime, anywhereThis Ab Roller Trainer is perfect and convenient for almost any venue as well like office, home, gym and other placesOur Abdominal Muscle Wheelcan help you tighten your belly, lose belly fat, training your abs, chest muscles, arm muscles and other core muscle groupsFeaturesAbdominal roller wheel-Color: Black.-Material: Alloy Carbon Steel,Foam.-Size: 33x22x11 cm/12.99x8.66x4.33 inch.Advantage:1. The role of the ventral chakra is much more than just abdominal exercise. Your entire core, including the deeper layers of the oblique, lower back, buttocks and core muscles, will be hit hard during unfolding exercise.two.. Exercising your abdominal muscles can improve your posture. Most people have poor posture: they sit too much and don't get enough exercise or exercise. Then, ab roller fitness equipment can help improve bad posture and further enhance good posture.3. Relieve or prevent back pain. Unfolding exercise is an anti-stretching exercise that strengthens the exact muscles that may be weak and cause back pain.Note:1. 1 inch=2.54cm/1cm0.393inch.2. Please allow 1-3 cm error due to manual measurement. Pls make sure you do not mind this.Package Including1 * 4-wheel abdominal roller wheel