Halfmoon Cylindrical BolsterAt 8" high, the Cylindrical Bolster facilitates deep chest opening and back bending. Its contoured shape fits perfectly under your knees to provide optimal support for your lower back. Use it to increase your flexibility, correct your posture and change your life. Limited edition prints and designs Removable cover Handy carry handle makes it easy to take with you Perfect weight density and exceptional quality and durability Measurements: 24" x 8"