Qatalitic Roller Scales Rolling Ruler 30 cm Ruler Ruler  (Set of 1, Multicolor)

Wide applications: versatile measuring ruler, with a protractor to draw the desired figure, can also draw arc curve, horizontal parallel line, vertical parallel line, enough size for drawing, in a length of 12 inches/ 30 cm Multiple uses: whether you are an artist, student, pattern maker or designer, this measuring rolling ruler is a good helper for your work or study; It can help students develop their own manual skills as well as their imagination to draw different design pictures Quality material: our measuring ruler tool is made of transparent plastic; It is light-weighted, easy to carry; Transparent material allows you to draw without ignoring some important figures or words