Zonon 3 Pcs 4 Inch Clear Plastic Protractor Bulk Math Protractors Set 180 Degrees Geometry Protractor Drafting Tools for Classroom Industry Office Back to School Supplies

Measure Math Tool: the geometry protractors are suitable for painting, measure, homework, technical drawing; You can give our geometric protractor to your students, family, friends, classmates, etc. to show your love and care, 3 Pack Protractors: the material is plastic; The bottom side length is 10 cm, 4 inch size make it easy to put on your books, notebooks and pencil case, Sturdy Protractors: this clear plastic protractor is thick enough, thus they are not easy to snap; Abundant quantity, total: 3 pieces, Black Accurate Number: the black numbers are clear and easy to identify, then you can read quickly with great accuracy, Common Protractor: the plastic protractors are the common shape protractor, it's universal, you can applied to settle the math problems frequently