The marquee letter 3FT is made of foam board and comes pre-cut. Marquee letters can be widely used for various party decorations, such as birthdays, anniversaries. The light up letter requires self-assembly. You will need to use a hot glue gun to secure the foam board pieces. The marquee letter is relatively easy to assemble, but it will still take some time. Our large marquee letter comes with light bulbs, making your party more vibrant.The letter requires AA batteries, which are not included in the package.