- Size Guide
Engineered for those unforgiving climbs and blistering heat, ARO3 is built with optimized ventilation to help keep you cool, BOA’s 360 degree fit system for the ultimate in comfort and fit, MIPS Brain Protection system and moisture wicking brow pad.
|ARO3||HAT SIZE||SIZE RANGE (CM)||WEIGHT (CPSC)|
|SMALL||6 1/2 – 7 1/8||52-56||275g|
|MEDIUM||6 3/4 – 7 3/8||54-58||295g|
|LARGE||7 1/8 – 7 5/8||56-60||313g|