Perfect for re-enactors or stage performers who need authentic looks, but don't want authentic weight! This extremely light mail utilizes aluminum rings which have been riveted for durability. Even if you wear it all day long you'll hardly notice the weight. The outer diameter of rings is about 1/2". It can be worn with or without a helmet. We recommend keeping this mail oiled at all times. The Riveted Aluminum Coif Only weights 2 lbs. 4 oz.