It includes a nylon cuff, a two-tube bladder, valve, bulb and a slip connector for a female luer. This arm blood pressure cuff is compatible with most aneroid sphygmomanometers. It features the McKesson Lumeon inflation system. A size marking guide system makes it easy to properly place the cuff. This small McKesson blood pressure cuff is latex-free to prevent discomfort and 19 – 27 centimeters.