Elmer's Disappearing Purple School Giant Glue Sticks are designed to be purple when applied but dry clear, allowing you to easily see where you are gluing charts, pictures, and more. The smooth application of the glue stick features a disappearing purple formula, making it an excellent choice for kids who are learning to use glue. With its non-toxic, acid-free formula, it's easy to see why this adhesive is ideal for classrooms, homes, and young learners.