STRETCH & RELEASE – Wheel design helps open up back, chest, and hips to release tight muscles and improve flexibility ENHANCED YOGA PERFORMANCE – Helps perform challenging backbend & balance moves. Take your practice to the next level! COMFORT & SUPPORT – A strong interior offers sturdy durability, with ¼” cushion for comfortable support in stretches IDEAL SIZE – 12” diameter by 5” width is the perfect size for back support, stability in balance poses, and easy carrying LIFETIME WARRANTY – We believe in the high quality of our wheel, so we offer a limited lifetime warranty guarantee