Start your craft project with these Elmer's Disappearing Purple school glue sticks. The washable formulation cleans easily off surfaces to prevent staining and discolorations, while the acid-free formula is ideal for mounting photos. These Elmer's Disappearing Purple school glue sticks arrive in a 30-count box to provide an ample supply to stock your classroom closet, and the nontoxic adhesive provides safe use.