1. Package list: Prism window stickers. The package contains 3 round light catcher stickers in the format 22 cm x 30 cm, including a total of 39 round window stickers, suncatcher windows to meet your decorative requirements for windows or glass doors in different sizes. 2. Highquality material: the bird stickers for window panes are made of highquality materials, not easy to deform, easy to install and environmentally friendly and durable. Sun catcher window anticollision windows use the and a unique texture design. 3. Easy to stick: window sticker bird protection prism adopts electrostatic adsorption to stick to the wall without glue, convenient for you to stick and replace. You just need to tear off the back cover of the anticollision sticker, carefully wipe the glass and stick it to the glass with water. 4. Colourful rainbow effect: these rainbow window stickers with special textures on the surface show colourful colours under the sunlight, and the sunlight turns into a beautiful rainbow when projected onto the wall of the room through the window stickers. Iris window decals can also help birds or pets recognise glass and avoid collisions.