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. Craft 1/2" Box Clear 200pc- Super strength, permanent, multi-use glue dots on a roll. Mess free bond on paper, metal, glass, wood, felt, fabric, plastic and foam. Use with GLU32900 Desktop Dispenser, sold separately. Acid free and photo safe. Each dot measures approximately .5" diameter and 1mm thick.