Lightweight, two lens, low volume design provides excellent visibility. Features a high impact, black plastic frame with surgical silicone skirt and wide head strap for a comfortable fit and security. CR-39 polymer lenses are half the weight of glass and provide inherent UV protection without coatings to scratch or rub off over time. Available with either clear lenses or light intensifying Max Vision lenses for low light or night operations. Includes plastic clamp for attachment of 4″ lightstick (#568).