Bidirectional measurement: It has metric and English measurement functions, The ruler size is 30.8 * 3 cm, measure of 12 inches/30 cm, Made with clear ruler Durable and portable：We use plastic flexible ruler, not only is not easy to break, and easy to carry, not afraid of bending, and measurement space is narrow, you can also bend the ruler to measure Clear color rulers: We have yellow, green, red and blue Translucent color allows for a clear view of numbers and letters on the page; you can measure a Wide range of applications：The soft ruler is perfect for children and kids, and is a favorite measuring tool for students, while it can also provide useful measuring tools for artists, designers, architects, engineers, etc. You can get: 4 different colors of rulers, as well as our one year with any problem package exchange package return Specification Material: Made With Transparent Clear Plastic Length: 12 inch (30 cm) Color:Blue, Green, Yellow, red, Conversion table: converse metric to imperial quickly Package included 4 X 12 inch Clear Rulers