Howard Leight Vapor II Sharp-Shooter Shooting Glasses feature an optical-grade, polycarbonate lens that is ideal for most indoor or outdoor shooting environments. Made with a 9-base lens, these shooting glasses provide a 180 degree field of vision for enhanced peripheral viewing. The Fog-Ban anti-fog coating enhances safety and performance when venturing into humid environments. Designed for all-day comfort, these safety glasses feature a lightweight nylon frame, casual sport temples and a soft nose bridge that sit lightly on the face. The wraparound frame ensures a secure fit, and the clear lens is suitable for indoor and outdoor applications. All Howard Leight safety eyewear and earmuffs are compatible for use with each other.