CRYSTAL-CLEAR highly concentrated VOC Free Glass Cleaner contains no harmful or harsh chemicals, including ammonia or alcohol that damages your car or the environment. By using an ultra-fine polishing agent, it gently removes dirt and grime from glass and clear plastic by polishing it away. The final result is a polished finish without streaks or smears. Safe for use on glass, ceramics, stainless steel, acrylics, paint surfaces, polystyrene, ABS and polycarbonate.