Before use: Rainwater forms a water film on the glass to block the view; after use: raindrops fall quickly and do not stay on the glass surfaces .Remove the oil film on the glass surfaces with a glass oil film cleaner to make the glass clearer. How to Use: Wash and dry the dust and grits on the window surfaces . Shake well after removing the cover, squeeze sixteen liquids to wipe the glass. Clean the glass with water. Wipe the felt head with a towel and cover Tighten the lid. Suitable: All types of glass surfaces, automotive windshields, car window, mirrors, mirrors and more.Water resistant: Glass coating makes windshields more-water resistant and provides a clearer, more unobstructed view in rainy weather. Water resistant: Glass coating makes windshields more-water resistant and provides a clearer, more unobstructed view in rainy weather. Long-term Protection: The formulas of automobile glass oil film remover is mild, no damage to glass, easy to wipe, strips away layers of rain-repellent coatings to restore glass to original-condition Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Product List: 1pc*(1 glass cleaner)