Elmer's Washable Disappearing Purple School Glue Sticks, 0.77 Oz., Pack Of 12 0.77 oz - Purple - 12 / Box Safe, nontoxic glue stick provides no-mess bonding. It is perfect for paper, photos and fabric. Disappearing formula goes on with a visible purple so it is easy to see when applying, and dries clear. It is safe, nontoxic and acid-free. It washes easily off hands and out of clothes. Applicator features a handy twist-up cap to protect the glue.