Mandalorian Helmet With Liner and Chin Strap Star Wars Helmet Replica 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 With Stand(Approx.) Circumference : 26 Inches (Approx.) Size : Standard Size, Fits Almost All Adults.