Make it easy for guests to post their well wishes and photos to your wedding hashtag or a birthday party hashtag using this “#” Marquee Light-Up Kit! Pick up this kit and the letters of your hashtag, or get just this kit and write out the hashtag on a chalkboard or a sign. Decorate the "#" with your own paint, washi tape, scrapbook paper, glitter or any other embellishments to fit your own personal style. Lights and instructions included. Cardboard. (4 pcs. per set) 8 1/2" Requires 2 "AAA" batteries, not included. Simple assembly required.