DESC: Improves contrast and color saturation by reducing the effects of ultraviolet light, atmospheric dust and haze in sunny landscapes Increases color saturation and contrast by reducing reflections from non-metallic surfaces and by cutting through haze Threaded mount A 20% restocking fee will be charged on returns or exchanges of any opened audio, telephone systems, home theater systems, dvd players, cameras, camcorders, digital cameras, radar detectors, electronic accessories or etc. unless defective. **Customer responsible for return postage.