Package Content: you will receive 2 pieces of flexible rulers, in the sizes of approx. 24 inches and 36 inches, the 2 different sizes can meet your daily use and replacement needs, you can use them according to your habits Easy to Use: when drawing a curve, first determine a sufficient number of points on it, torsion the flexible curve ruler so that it connects points at different positions, and then use the pen to draw a curve smoothly along the ruler after pressing firmly; Our drawing ruler adopts raised margin design, which makes it easy for you to underline with pen and ink Convenient to Read: our curve ruler can be twisted into various shapes, it can be rolled up for easy storage, the built in scale is accurate and not easy to be scratched, it can be applied on both sides, there are metric and imperial measurement expressions Detailed Material: the outer layer of our foldable ruler is mainly made of PVC, which is not easy to break and has a long service life, the built in metal strip material can be bent arbitrarily with good stability and flexibility Diverse Use Scenes: our flexible curve ruler is not only suitable for daily use, but also can be applied to drawing, painting, carpentry, engineering, sewing and more, brining you good use experience