Securely fastens paper, cardboard, photographs and more for great crafting and scrapbooking. Photo-safe formula is acid free and won't harm precious materials. Dries clear and wrinkle free. Plus, it's AP Certified nontoxic and washes easily out of clothes. Applies purple for high visibility; dries clear. Adhesive Type: Stick; Global Product Type: Adhesives/Glues-Stick; Color Dried: Clear; Color on Application: Purple.