This origami paper is double sided- there is a different solid color on both sides of each sheet (for instance blue on one side and red on the other side). These sheets are a bit larger than standard origami paper being 7 inches square. There are 36 sheets per pack. This is a great paper for origami folds because you get different colors as you fold the paper! Also great for scrapbooking collage card making bookmaking and more.