Pyramex isotope clear H2MAX anti-fog lens with black Frame features: - dielectric - Interchangeable temples and Neoprene strap - Temples adjust to three different lengths - wrap-around lens provides excellent side protection - Dual frame design features a rubber gasket for a comfortable fit while protecting from splash and dust - rubber gasket forms a trough that channels liquids away from the Face - scratch resistant polycarbonate lens provides 99% UVA/B/C protection lens technology: clear lens: general purposes for indoor applications that require impact protection - visible light transmitted (380-780nm): 96% - UVA, UVA blocked (200-380nm): 100% - Blue light blocked (400-700nm): 9% - IR blocked (780-2000nm): 18% specifications: - Bridge: 11.7mm - closest point between lens: 13mm - closest point between temple tips: 65mm (spectacle) 137mm (goggle) - lens base: 9.5 Curve - lens size diagonal: 74.7mm - lens size vertical: 45mm - lens thickness: 2.3mm - Overall Length (lens-tip): 163-173mm (spectacle) 73mm (goggle) - Overall Width (hinge-hinge): 134mm - PD: 64mm - Weight: 41gm (spectacle) 40.68gm (goggle).