Glue Dots Gdof111Perm Sheet 60Ct Permanent Acid Free, Multicolor 60 versatile Permanent Glue Dots, perfect for many projects! Works on paper, foam, plastic, metal, glass and more! Super-Strength, Pressure-Sensitive Adhesives No fumes, mess or drying time is great for kids Acid-free, Lignin-free, conforms to ASTM D-4236