This "1" Number Marquee Light-Up Kit is #1 in our book! Pick a number or a combo of numbers like your age or your child's age, years you've been married, your wedding date or anything else, and decorate the number with your own paint, washi tape, scrapbook paper, glitter or any other embellishments to fit your own personal style. It's a super fun DIY decoration project! Lights and instructions included. Cardboard. 8 1/2" Requires 2 "AAA" batteries, not included. Simple assembly required.