If you want to add a fun style to your classroom put these decorative accents on your bulletin boards wall or doors. These Teacher Created Resources accessories are made from acid-free cardstock allowing them to last all year long. Designed for placement on bulletin boards doors or walls. Cardstock is acid-free and archival-safe allowing use for years. Provides a unique look to help children get the most out of their education. Colorful rainbows help create a cheery atmosphere. Contains 30 pieces in 10 different designs to create an exciting display.