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 StandApprox. Circumference : 26 Inches Approx. Note: Display Stand Not Included. Packing: Single Piece Helmet With Export Packaging. We accept 30 days return for our buyers. Your feedback is very important to us.