SAVE YOUR BIRDS: Birds won't see glass, these decals can help birds notice the glass, stop birds from hitting windows and sliding doors, and save your beautiful feathered friends. Each pack contains 24 eagle decals in 4 different shapes. Sizes range from approx 6 inches to 7 inches. RAINBOW MAKER SUNCATCHER: These prism-design decals can not only be used to save birds, but also act as a great home and office décor. They can reflect sunlight and create beautiful rainbow to your room. NO GLUE NO MESS: These decals are static clings, they won't leave any residue on your windows. REUSABLE, REPOSITIONABLE,CLEANABLE: You can remove them if you need to wash your window, and reinstall them after washing. These clings can be cleaned with water too. Easy to use: Just peel off the transparent backing film, spray some water on glass surface, and stick the smooth side of the clings to glass. It is recommended to apply outside. Before installation, make sure your surface is clean and free of any tinting, film, coating and other ornaments. Birds won’t see glass, these decals can help birds notice the glass, stop birds from hitting windows & sliding doors, and save your beautiful feathered friends. Each pack contains 24 eagle decals in 4 different shapes. Sizes range from approx 6″ to 7″.