❤ Product descriptions● The ab wheel is an advanced training tool that, when used correctly, builds strong triceps, lats and core, Improved core strength increases balance, improves posture and decreases low back discomfort caused by sitting.Integrated Movements● Ab roller wheel activates numerous muscles groups though the integrated movements involved in the roll out exercise. Core, back and arm muscles are engaged in the movement, increasing calories burned as compared to regular sit ups or planks.● Product name: Professional Abdominal Wheel● Color: pink, black● Roller outer ring: compression polyurethane● Roller inner ring: environmentally friendly ABS material● Handle: foam + solid rigid shaft● Use environment: suitable for all seasons, it is recommended to use on flat ground and indoor※ Because of the difference in light, camera equipment and monitor, please pay attention to slight chromatic aberration.※ welcome to our shop! Product orders are usually available after 10-20 days.※ I am glad that you can buy our products. If you have any questions about the products, please contact us by email. We will solve any problems for you.