Martial Arts Headgear Size Calculator

Enter your head circumference for recommended headgear size (Taekwondo, boxing, MMA, karate — worldwide average from Century, Adidas, Venum, etc.)

Note: General worldwide guide (snug fit preferred for sparring). Measure with soft tape/string around forehead/ears. Brands vary slightly — Century often uses S/M 21-22″, Adidas/Venum similar. If between sizes, size up for comfort.