The Medsor Impex is Largest Size Monitor Cuff Available in the market Size - 22 cm to 44cm. This Cuff is compatible with all Major Blood Pressure Monitor like Omron Olex Accu-Sure etc. If you are using a new blood pressure machine like Omron 7120 7121 7130 7132 8712 JPN 1 etc and find out this cuff connector different then you just need to pull/remove the connector/plug from your BP machine cuff which connects to the machine and fix in this new large cuff. This is just a one minute job and this way you can use this cuff easily without any issue.