Please note: When you order a Qty of 1 in your shopping cart you will receive a pair of new USMC Sergeant Green on Red Chevrons. 'Chevron' is a French word meaning rafter or roof, which is exactly what a chevron resembles; two straight lines meeting at an angle just as rafters do in a roof. It has been an honourable ordinarie in heraldry since at least the Twelfth Century.