Folding Paper. Our folding paper is an indispensable and very versatile aid for crafting and in the classroom. It is especially suitable for drawing and folding techniques like Origami. It is often used in class for fractional mathematics and is also perfect for flow charts on a pin board. 20x20 cm. 500 sheets, square, 20x20 cm (7.87x7.87 inch), 60 gsm, 10 colours assorted.