【Unused, New】Yoga Wheel - Yoga Wheel Made with Body-Friendly Cork Yoga Wheel Cork Stretching Ring Back Stretch Yoga Equipment Balance, Backbend, Core Strengthening The middle part is made of TPE material with excellent cushioning, offering high elasticity and flexibility. The perfect thickness provides excellent cushioning to reduce impact, gently protecting your back, firmly supporting your body, and significantly alleviating bone pain. The inner ring is made of ABS, a material known for its high load-bearing capacity and impact resistance, often used in car bumpers. The non-slip surface processing ensures stability when you are on the wheel, allowing you to concentrate on your exercises. It can be wiped clean with a quick wipe even if it gets sweaty or wet, making it recommended for those who sweat easily. Furthermore, it is easy to maintain and can be washed with water.