Features:Transparent good quality material, durable to use.Versatile clothing ruler, ruler set grading curve and other functions.Widely use in professional clothing industry.  With built-in lines scale design. 360 degree bend, toughness super goodAn essential tool for professional designer.Specification:Material: transparant PlasticSize: 47*13.5cm Minimum Scale: 0.1cmShape: set grading curve rulerPackage Includes:1* Curve Ruler Notes:1.The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.2.Please allow slight deviation for the measurement data.