Description Flip open lens cover design with clear windows for fast target acquisition at close to medium ranges. Lenses crafted of optical-grade polymers. Creates a weather-resistant seal. Ambidextrous open and close. Silent spring-loaded operation. Tested reliable in extreme conditions. For objective and ocular lenses. Firearms, trailers, and some accessories are only available for purchase in stores. Each location follows all BATF and individual state/county/city laws to insure the desired product is legal for sale. Any info provided online is subject to change, please go to your local store for more accurate information.