Universal comfort bridge system. For general use. No color distortion, all polycarbonate has 99.9% UV absorption. Designed to adapt to the average face size, including styles with adjustable elements to create a custom fit. Premium protection to plant visitors, Large lens that provide a wide viewing field. Fits over most prescription eyewear. Interlocking sideshield system offers all-around protection from flying particles. CSA Z94.3-15 certified and meets and/or exceeds ANSI Z87.1 requirements.