May be cut to any desired shape with a pocket knife or scissors. Easy to apply, self sticking, waterproof adhesive backing.Disclaimer:Due to the highly reflective and holographic nature of our product, reproducing exact color swatches is extremely difficult. We have taken every reasonable effort to faithfully reproduce the essence of each color option. However, there may be a difference between the screen shots shown here and the actual product delivered to you.WARNING: Cancer and Reproductive Harm -www.P65Warnings.ca.gov