Wiley X Saber Advanced Shooting Glasses Shield - What happens when we take state-of-the-art technology to one of the most trusted styles? The WX SABER ADVANCED is born! Developed with comfort in mind, the SABER ADVANCED features a lightweight design, flexible nose piece, and a foam insert on the changeable lens. The WX Saber Advanced glasses meet MIL-PRF-32432 ballistic safety standards to ensure that you are always protected during any situation. Tactical Series Built to adapt to your ever-changing environment Shatterproof Selenite Polycarbonate Lenses Unmatched durability and impact resistance T-Shell Lens Coating Lens coating resists scratching Adjustable Nose Piece Adjustable take flight nose piece accommodates any face/nose bridge Interchangeable Lenses Provides exceptional protection and visibility in any condition. Prescription Ready Compatible with the PTX Prescription Insert Microfiber Drawstring Bag Cleaning Cloth with Wiley X Logo