Rainbow Sun Catcher Diffraction Film - 6" x 36"
Diffraction Grating Film, 13,500 lines/inch, double axis diffraction. Commonly used in fireworks viewing glasses. 6" x 36". When placed in a window with direct sunlinght, rainbows will be projected into the room.
Easily attaches to windows using household tape. This film does NOT have its own adhesive.
Bring beautiful rainbow into your home!