RELI Foaming Glass Cleaner Non-ammoniated formula designed to quickly and effectively remove dirt, grease, grime and other contaminants without streaking Thick foam lifts away the toughest soils on all glass surfaces. Wipes quickly, without streaks or rainbows. Will not cause build-up on surfaces. Use to clean mirrors, windows, automotive and marine glass. Will easily remove the heavy film left from cigarette, cigar and pipe smoke on the inside of the glass Will not harm vinyl, rubber or plastic seals For Best Results: Shake well before using. Spray 8 to 12 inches from surface. Shake occasionally during prolonged use. Use at room temperature.