What length is the armband?
The armband comes in two sizes: standard and large.
The standard armband is 5.2-14 inches or 13-35 centimeters and the large armband is 11-19.7 inches or 28-50 centimeters.
To find out your size requirement, measure around the widest section of your bicep.
The armband is completely modular and can be replaced with a bra strap or other fabric if needed.