Book excerpt: This pack contains 500 high-quality origami sheets printed in vibrant Rainbow Colors. These colorful papers were chosen to enhance the creative work of origami artists and paper crafters. The pack contains 12 color combinations unique to this pack, and all of the papers are printed with coordinating colors on the reverse to provide aesthetically pleasing combinations in origami models that show both the front and back of the papers. This origami paper pack includes: 500 sheets of high-quality origami paper 12 colors Vibrant and bright colors Double-sided color 4 x 4 inch (10 cm) squares