Forms a strong, long-lasting bond with just a single stroke. Goes on smoothly with no clumps. Lets you create neat, tidy photo albums and scrapbooks quickly and easily. Acid-free and photo-safe. Ideal for paper, cardboard and photos. Dries clear. Washable. Magic Blue—Appears blue for easy-to-see, then dries clear. Adhesive Type: Solid; Product Packaging: Stick; Color on Application: Blue; Color Dried: Clear.