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 Quality Assurance Quality is a parameter where we make no compromises. The products that we offer to our clients are high in quality, beautifully designed and of high performance.