How does this adhere? Do I need extra to align patterns on a sliding window?

This material has a pressure-sensitive adhesive backing which is protected by a release liner. The release liner is removed during installation to expose the adhesive. For full installation instructions please visit: https://www.decorativefilm.com/installation-instructions To determine how much to measure, please follow our guide here: https://www.decorativefilm.com/mm5/graphics/00000001/How%20To%20Measure%20-%20Standard_2.png