Features:<br />1. Flexible， adjusts quicklyone shape to another.<br />2.Built-in high-precision ruler bar.<br />3.Metric and imperial double-sided use，duplex provided with fine ink tank， easy to use.<br />4. Perfect for Measuring and Drawing Curve.<br />5. Practical and durable， make your drawing work more convenient.<br />6. Widely use in arts painting， engineering， design， garment and other industries.<br /><br />Specifications:<br />Material: PolypropylenePP Polyvinyl chloride PVC Alloy<br />Color: Blue&amp;White<br />Length: 30cm/11.81inch<br /><br />Package Includes:<br />1 X Curve Ruler<br /><br />NOTE: For different monitors， the color may vary slightly. Besides， please allow some errors of manual measurement， thank you for your understanding!