GigaMax(TM) Musical Note Noctilucent Luminous Plastic Wall Sticker Ceiling Decal Home Decor Can be applied to many different types of surfaces Suitable for living room, bedroom, nursery and children's room Glow in the dark At night, turn on your room's lights for the sticker to get "charged" After 5 minutes, turn your lights off and you will see your sticker shining brightly as shown in the picture above!