Glue Dots® are a double sided, pressure-sensitive adhesive that is faster and safer than using hot glue guns, faster than foam tape products, and easier than dispenser-type adhesives. Bonds instantly, is child safe, and non-toxic. Great for hobbies, home, school, and office projects. Poster .5″ Sheet 60pc- Includes 60 adhesive .5″ dots. This glue is repositionable, but sunlight and heat may soften the adhesive and compromise the bond. Acid free.