Glow in the dark stickers for modifying the appearance of your computer case, monitors, keyboards, and speakers. You can also use the stickers to decorate your rooms and appliances. Retail package. Features: glows super bright. In the dark. In color. Responsive to black light, too. Excellent for the side panels of the case. Also applicable inside a windowed case. You can also use these stickers to mark switches and other appliances in your house. Specs: 9x11 package size. Adhesive included. Peel and stick. Color glow. Apply to wall or ceiling with hanger or adhesive square on back. One sheet per retail package.