Curve rulers are good for individual or classroom use or other detail work, such as design, architecture, drawing templates, and so on. Various shapes contain circles, oval, squares, triangles, and hexagons which can help you design different graphs. Have on the outside to make the curves aren’t marked by pencils or pens, suit for most purposes of drawing and drafting. Feature - Color: As Shown. - Material: plastic. - Size: 22 x 0.4cm. - Template and curve set: quality and useful template ruler set suits for most purposes of drawing and drafting. - material: made of tough plastic with smooth inking edge, in transparent orange, to use. - A variety of shapes: contains various sizes of circles, oval, squares, triangles, and hexagons which can help you design different graphs. - Wide usage: curve rulers are good for individual use, classroom use or other detail works, such as design, architecture, drawing templates, and so on. - This package includes drawing template, circle drawing template, 30cm curve template, 25cm curve template, 20cm curve template. Package list: 1 x 001-Drawing Template 1 x 002-Drawing Circle Template 1 x 013-30cm Curve Template 1 x 014-25cm Curve Template 1 x 015-20cm Curve Template