【Important】Because the car wheel fender is made of high-strength soft rubber so it is easy to deform. 【Tips to prevent the flares from falling off】1. Please install the car fender in sunny weather or warm indoors. It would be better to use a heat gun to heat the item; they are easily lit if you heat each section of the rubber. (HIGHLY RECOMMENDED). 2. Follow the installation instructions (HOW TO INSTALL). 3. Leave the car alone for 24 hours after installing the wheel fender flare. 【HOW TO INSTALL】1.Clean the pre-installed position,make sure the position is clean and dry before installing.2.Measure the tail length in need.3.Cut off the excess length if it is too long,heat it if possible.4.Use the adhesion promoter(absorbing paper) to wipe the pre-installed position,then wait for about 10s.5.Tear off the glue cover from one end of the car wheel rubber strip, then stick it on the car. 【FOR BETTER EFFECTIVENESS】Please use a heat gun to heat the universal fender flares; they come on easily