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. Double Sided Sheet Permanent Advanced Strength 5pc- 5 sheets, each measures about 2.75"x 3.625", cut to size. For use on metal, wood, glass, plastic, paper, drywall, wallpaper, cinderblock, photos, cardboard, chipboard, poster board, foam core, laminate, acrylic, and stainless steel. Ideal for tough jobs and DIY projects that require exceptional holding power. Holds up to 8 pounds.