This suncatcher window decal features a sunflower heart and is the perfect way to bring some happiness to a space! Size: 4.2 inches tall, 4.7 inches wide My design is printed on a special diffraction film that transforms light into a prism of rainbow hues when placed in direct sunlight. The amount of rainbows cast will vary depending on the time of day, angles, and amount of direct sunlight. Decals can be removed from glass without residue. Easy to follow instructions are on the back of the package.