Simply draw, trace or copy any image onto a Shrinky Dinks sheet, bake to shrink according to the package instructions...and WOW! Transform any image into a hardened piece of plastic that gets 9 times thicker and can be used for hundreds of applications. They can be used with any permanent coloring media to create useful and meaningful keepsakes, jewelry, ID tags, pins and more. Details:Crystal clear8" x 10" (20.32cm x 25.4cm) sheet size12 packs (10 sheets per pack, 120 total sheets)Plastic