Dakura Anti-Fog, Scratch-Resistant Safety Glasses , Clear Lens Color. Edge Eyewear Dakura safety glasses feature a traditional, wraparound frame style perfect for those wanting tighter eyewear that looks great and is safety-rated. The flexible, durable black frame includes soft thermoplastic rubber temple arms for a comfortable, nonslip fit. Clear lenses are the traditional choice for indoor and low light conditions. The addition of military-grade Vapor Shield anti-fog technology keeps lenses completely fog free, even in extreme environments.