Craft Glue Dots are a double-sided, pressure-sensitive adhesive formulated to adhere to all kinds of materials including paper, plastic, wood, foam and more. Faster and safer than hot glue guns! No liquid glue mess! Ideal for crafts of all kinds. Use for hobbies, home, school and office projects too! Permanent and acid-free, no dispenser required. 150 Craft Glue Dots per package. Approximately 1/2" in diameter.