This item is a geometric drawing ruler, which is made of high-grade plastic material. It has different geometric patterns for your various choices, which is the for drawing and designing. You can use it in art design, architecture, network technique, fractional measurement, etc. Features -Material: Plastic -Size: Approx. 20.50X8.80X0.30cm / 8.06X3.46X0.12in - This ruler is a good helper for your work or study, suitable for personal or professional use. - Plastic rulers, and lightweight, it is easy to carry around. - Work well in architecture, network technique, fractional measurement, art design or as drawing templates for school learning. - Suitable for people of all ages to meet different usage requirements. - With professional design, it can help develop your own manual skills and imagination. Package list: 1 x Ruler