Create cool 3-D Effects on handmade cards, scrapbook pages or school dioramas using thick Pop-Up Glue Dots. They always keep their rotund shape and you can stack them for extra dimension. These round and mighty Dots are super-strength and work great on paper, foam, plastic, metal, wood, glass and more! These Dots are acid and lignin-free and non-toxic. They bond easily, the super sticky pressure sensitive dots are great for all kinds of crafts.