EXCELLENT QUALITY - The straight ruler is made of good quality plastic. It’s flexible and can be bent, but not 90 degrees. The ruler is slightly thicker making them more durable. DOUBLE-SIDED MEASUREMENT - The graduations are marked on the side of the plastic ruler. The smallest unit of measurement in the metric system is 1mm, while on the other side is 0.0625 inch in the imperial system. It can measure objects up to 12 inches or 30cm. 6 COLOR SET - The package includes 6 colors for you to choose from, namely yellow, light green, sky blue, orange, pink, and rose, with 5 pieces in each color. At the same time, the scale on the colorful ruler is very clear and can be easily recognized. WIDELY USED - The plastic measuring ruler is suitable for all ages. It is an indispensable measuring tool for designers, architects, craftsmen, etc. The ruler provides you with accurate measurement values and can help you draw straight lines. WORRY-FREE PURCHASE - If you have any dissatisfaction with our 30cm colorful ruler within 30 days after receiving the product, you can contact us for a refund. Feel free to email us and let us know if you have any questions or feedback about our product. We are dedicated to providing you a satisfactory shopping satisfaction., Manufacturer: MUKCHAP