✿COLOR: Clear color allow you see the words, letters, figures on page through the protractor.
✿PACKAGE INCLUDE: 30pieces high quality 6 inches clear protractors.
✿PURPOSE: The geometry protractors are suitable for measure, student work, painting, technical drawing, graphing of engineering. Appropriate size is useful for geometry drawing and math class.
✿ADVANTAGES: A range of 0 to 180 degrees, the minimum accuracy of the angle is 1 degree; each 10 degrees have a clear line to distinguish. Lightweight and easy to carry, not take too much space. Protractor with inch and centimeter marks makes measuring easier.