Altitude Sports
Altitude Sports

sizing_the-north-face_men_headwear-neckwear_caps-sun-hats

One Size Cap

Sizes OS OS
Women's 21-23.5 in 53-60 cm
Men's 21-23.5 in 53-60 cm

Head circumference

SIZES S/M L/XL
in
21-22.5 22.5-23.5
cm
53-57 57-60

Measure the circumference of your head with a tape measure, about 1" above your eyebrows.