The Metal : High Quality 18 Gauge M Steel. Size : Standerd Size (Fits Almost All Adults). Inner Diameter : Front to Back 9 Inches Approx. Ear to Ear : 8 Inches Approx. This item is in the category "Collectibles\Knives, Swords & Blades\Armor & Shields".The seller is "medievalmartstore" and is located in this country: IN. This item can be shipped worldwide.