You won't need access to the Prefect's Bathroom to enjoy the beautiful Mermaid stained glass window! The 11.5'' x 30'' Mermaid Window Clings come in 3 sections and fit together to recreate the iconic window as seen in the films. To add to the magic, there are over 20 floating bubbles as well as the golden egg! Add to a bathroom mirror and recreate the scene! Made from waterproof PVC, the designs can be seen on both sides of the window. Simply peel and stick these clings to any smooth surface like mirrors and windows, then remove them without residue! - Sizes range from 1.5'' to 11.5'' - Over 30 individual window clings - PVC - Waterproof - Packaged in a Harry Potter acrylic box