STEP 1:

MEASURE YOURSELF

Measure face opening from below hairline to bottom of jaw bone. Size might fit slightly smaller and slightly larger measurements due to stretch.

STEP 2:

FIND THE RIGHT SIZE

SIZE CHART

ALPHA SIZE FACE OPENING HEIGHT (CURVED)
XS/S 21.5 (cm)
M/L 24 (cm)
ALPHA SIZE FACE OPENING HEIGHT (CURVED)
XS/S 8.5 (in.)
M/L 9.4 (in.)