montbell Head Sizing Guide

Measure Yourself:

Use the chart below to determine your size. If they are between two sizes, order the smaller size for a tighter fit or the larger size for a looser fit.

Sizing charts: cm

S/M M/L
Full head circumference 54-58 57-61
S M L
Full head circumference 54-56 56-58 58-60
Free Size
Full head circumference 54-60