SIDEREAL HAUS X ALESSANDRA RIVERA COLLAB DROP NOW AVAILABLE!

Size Guide

Loosely wrap a tailors tape around the head an inch above the brow. Let the tape sit at the widest point of the skull. Round up to the nearest 1/4 of an inch.
SIZE
XS - - - - - - -  21¼"
 S - - - - - - -  21⅝"
M - - - - - - -22½"
L - - - - - - - 23¼"
XL - - - - - - - - - 24"
XXL - - - - - - - - - 24⅞"
In-between sizes or don't see your size? Send us an email in the contact section with your measurements.