Enter the wrist circumference (in) into the Calculator. The calculator will evaluate your Max Arm Size.

## Max Arm Size Formula

MAS = WS +10

Variables:

- MAS is the Max Arm Size (in)
- WS is the wrist circumference (in)

To calculate Max Arm Size, add 10 inches to the circumference of your wrist.

## How to Calculate Max Arm Size?

The following steps outline how to calculate the Max Arm Size.

- First, determine the wrist circumference (in).
- Next, gather the formula from above = MAS = WS +10.
- Finally, calculate the Max Arm Size.
- After inserting the variables and calculating the result, check your answer with the calculator above.

**Example Problem : **

Use the following variables as an example problem to test your knowledge.

wrist circumference (in) = 7