Aquapel forms a chemical bond with glass, unlike other products that simply coat glass. As a result, Aquapel can last up to 6 times longer than other products. One application can last for months! Aquapel Glass Treatment Benefits of Using Aquapel: Dramatically improves visibility in rain. Lasts up to 6 times longer than other products. Repels rain, snow, and sleet. Makes it easier to clear ice, snow, and even dirt and bugs. Aquapel forms a chemical bond with glass, unlike other products that simply coat glass. Developed by PPG Industries, Leaders in Glass Technology. Used by Professionals. WARNING: This product can expose you to chemicals which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.