This item is well-made of plastic material for and practical use. These rulers can be applied for home, school and office using. Two units (metric and British) design, portable and practical, which meet your different needs. Features -Color:transparent -Material:Plastic -Size: 30.80X3.00X0.27cm;/12.10X1.18X0.11in; -The scale on the ruler is printed in clear, colorfast and , high strength, not easy to break, easy to use. -Our ruler is clear and easy to read. 2 kinds of units (metric and ), meeting your different demands. -With compact shape, lightweight and portable, take up no space and you can put it anywhere. -Conveniently measure objects up to 12 inches or 30 cm, and easily draw straight lines that are exact lengths -Plastic ruler, safer, flexible, and -resistant. Suitable for classroom, school, office, home, etc. Package list: 20 x rulers