3M-Scotch Purple Glue Stick. The purple color of this glue stick makes it easy to see when applied, but dries clear and unnoticeable. The glue is strong and bonds well to both paper and fabric. The acid-free formula is non-toxic and cleans off hands and household surfaces easily with soap and water. This package contains one 0.52oz tube of glue stick adhesive. Conforms to ASTM D 4236. Imported.