Choosing the correct size bathmate pump is important in order to maximize the effectiveness of the pump.
A pump that is too large for you could reduce vacuum pressure and consequently lead to less effective use.
Refer to the guidelines below on how to measure your penis correctly.
Step 1: Get An Erection
In order to measure yourself correctly your penis must be in an erect state. This will provide the most accurate method of ensuring you choose the correct pump.
You will then be able to select a pump from the four ranges provided.