Rest and stabilize the clavicle bone while helping it to heal. This figure-eight design places the clavicle in correct alignment by encouraging the shoulders into a retracted position while the posterior tension system maintains even pressure to position the clavicle. Inconspicuous under most clothing. Contoured foam and stockinette sleeves provide added comfort. Available in S, M, L, XL, 2X or 3X. Measure around widest circumference of chest.