3M Windo-Weld Super Fast Urethane securely bonds replacement auto glass to car bodies, including windshields, backlites and sidelites. Formulated for convenience, this medium viscosity adhesive is a single-component, moisture-curing product that requires no mixing, which is an advantage because many windshield replacements are done at the customer's location away from the shop. 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.