... MQO:5000sets stationery ruler protractor compass for shenzhen student Product namestudent plastic rulers MaterialPS,PVC,Plastic,ABS, ... PolyresionColorDifferent color can be made product sizeAbout 15cm,30cm length ,thickness:0.2cmShapeStraight/The triangle ... pencils, ball pens, wax crayons, note-books, rulers and stationery sets etc. We can provide you the ...