Bolle X800 Tactical Goggles STANAG 2920. Ballistic polycarbonate 2.3mm lens. The clear lens provides excellent UV absorption Anti-scratch and anti-fog coatings. High comfort bi-material frame (Nylon + TPE) Panoramic field vision. Easy replacement lens system Ultra ventilated frame. Lightweight: 106g Wide adjustable 35mm strap. Supplied with black cotton case