Size Guide for Alk13 Helium V2 Skate Helmet

Size	Head Circumference
S-M	52-55 cm 20.5-21.6 in
L-XL	55-59 cm 21.6-23.2 in

How to Measure

Follow the instructions below and compare your measurements with the size chart

Circumference of the Head

Measure the head circumference just above your ears and eyebrows. The helmet should sit low, level on your head and it should not be tilted.

Tip! Use a soft measuring tape, to ensure that the product fits properly. Alternatively, use a piece of string and then measure it against a ruler