This is the Bolle Safety Standard Issue TRYON Anifog Sunglasses Feature: Tint base : Brown Indoor/outdoor use % Visible Light Trans. : 65% Ideal for all activities requiring exposure to alternating high and low light. Adapted to environments with extreme temperatures. Blue light filtration and combination with the exclusive PLATINUM anti-fog coating. Tint base : Smoke Outdoor use % Visible Light Trans. : 13% Filters UVA and UVB (99.99%). Compatible with our exclusive double-sided PLATINUM anti-fog and anti-scratch coating. Specs Weight - .92 oz Frame type - half frame Frame material - pc/tpr Frame color - black matte Lens material - polycarbonate Lens color - brown Technology - copper Ballistic resistance - stanag 2920 Standards - ansi z87.1-2010 Supplied with - microfiber pouch The Tryon has an ultimate, lightweight, sporty design with co-injected FLEX 160 temples and a flexible non-slip bridge. Active lifestyles call for high-performance eye protection.