Ultra-Thin Glue Dots Rolls are ideal for paper layering and bonding photos to cards or scrapbook pages. These thin dots have a super-strength bond and work on paper, foam, plastic, metal, wood, glass and more! These Dots are acid and lignin free, non-toxic, and photo safe. They bond easily, the pressure sensitive dots are perfect for arts, sewing and crafts. They are ideal for kids, with no fumes, no mess and no drying time. Package contains 300 Dots with clear liner, 3/8 inch diameter.