The Metal : High quality 18 Gauge M Steel (Brass Antique Finish) Red PlumeInner Diameter : Front to back 9 inchesEar to ear : 8 inchesHeight : 15 inches, from top to bottomCircumference : 26.69 inchesCan it be used for : reenactment ? YesOther : Please use Helmet cotton cap for comfortable wearing, and useHelmet Stand for the good protection of helmet.We supply this helmet pre-oiled for protection from rust.Use this helmet as a great Halloween costume.