Additional Details ------------------------------ Product description: New Gladiator maximus Medieval Armor Helmets 300 movie Spartan Helmet Silver Polish The Metal : High quality 18 Gauge M Steel Inner Diameter : Front to back 9 inches (approx.) Ear to Ear : 8 inches (approx.) Height : 16 inches from top to bottom (approx.) Circumference : 26 inches (approx.) Size : standard size, fits almost all adults