The Blue Jay Elite Healthcare Products CUFF-IT LARGE ADULT Blood Pressure Cuff fits arms 11.8 - 16.5 in circumference and is to be used with the Blue Jay Elite Healthcare Products Perfect Measure line of Blood Pressure Units * The CUFF-IT LARGE ADULT Blood Pressure Cuff features a D-Ring and is properly contoured for accuracy and comfort * Convenient cuff placement directions are imprinted directly on the cuff * For use with BJ120105 or BJ120100 * Cuff measures 22.4 x 5.0 and fits arm circumferences 11.8 - 16.5 *