The David Clark Cloth flying helmets are the finest cloth helmets made in the world. They can withstand any excessive wear and abuse. Ear Cutouts fit all David Clark Headsets except, the H10-80, H20-10 Series.
HOW TO SIZE YOUR HAT
With a measuring tape, measure around the portion of your head where the headband of the hat will sit. Then, use the following scale to determine the size of hat you need. 22 in. = (Size 7) , 22 3/4 in. = (Size 7 1/4) , 23 1/2 in. = (Size 7 1/2)