The Drive Medical Plus-Sized Bariatric Blood Pressure Cuff is specially sized to help users with a larger upper arm circumference receive accurate readings from most blood pressure monitors. The extra-large blood pressure cuff is designed for the designed for Drive's BP2200 and BP2400 blood pressure machines. It is made from comfortable durable and easy-to-clean nylon and fits most arms 32 to 45 centimeters or 12.6 to 17.7 inches. Made by Drive Medical a leading manufacturer of medical goods for more than 30 years you can purchase with confidence.