Acid-free washable glue stick is great for bonding paper, memory books, photos, art objects and more. Strong, fast-bonding, nonrunny formula is acid-free, archival-safe, solvent-free, preservative-free and nontoxic. Glue washes off with water. Glue stick offers twist-out-and-in convenience and has airtight "snap-lock" cap to keep glue fresh.