Adjustable Large Blood Pressure CuffThe XL blood pressure cuff fits adult arms with a circumference of 8.6-20.4 inches.Even if you have larger arm muscles, you can adjust the bp cuff to fit your needs. Wide CompatibilityThe large blood pressure cuff for big arms is compatible with most Omron blood pressure preloaders and all blood pressure monitors, the blood pressure monitor connection hole is 0.18/0.2/0.24/0.28 inches.You can also connect to replacement BP cuffs using the original connectors that came with your BP machine. Comfortable SleeveMade of comfortable nylon material and TPU airbag, making the Ann Bully Blood Pressure Machine xl Sleeve comfortable, non-toxic and odorless.For women, nylon soft hook Velcro will not grab your hair during daily use. Package ListSet includes replacement blood pressure cuff* 1, 0.18 inch (approx. 0.4 cm) connector* 1, 0.2 inch (approx. 0.6 cm) connector* 1, 0.24 inch (approx. 0.6 cm) connector* 1, 0.28 inch (approx. 0.6 cm) connector * 1, and our lifetime service. [Note] The BP machine is not included.If our 4 connectors don't fit your blood pressure, you can use the original connectors that came with your BP monitor to connect the Blood Pressure CUFF Large Adult XL.