Description This product is made of premium plastic material, durable and for long time use, which is suitable for measurement use. Can be applied for home and office using, students and teachers using. It is very convenient to use and accurated measurement. The numbers are clear and easy to identify, then you can read quickly with great accuracy. Specially designed for people who needs to measure size or something. Feature - Color: As shown.- Material: Plexiglass.- Size: Approx. 30 X 5 X 4cm.- Mutiple usage: for home and office, students and teachers using and so on.- Quick and easy to read.? graduations and precise markings perform well on any blueprint or surface.- Professional grade for accuracy.-?Zooming ruler?suitable for engineers, drafters,?Illustrator.-?Warm?tip:?Dear?buyer,?due?to?lighting?effect,?monitor's?brightness,?manual?measurement?and?etc.,?there?could?be?some?slight?differences?in?the?color?and?size?between?the?photo?and?the?actual?item.?Sincerely?hope?that?you?can?understand!?Thank?you!Packing list: 1 x Ruler