- Clear plastic with black measurements.
- Economical enough to supply each student with their own protractor.
- In addition these protractors are shatterproof.
- Easily use these protractors for bearing and degree readings.
- The most common use for protractors is during geometry lessons in primary and high schools.
- Furthermore use this 180 degree transparent plastic protractor to measure angles belonging to many different shapes.
- This class pack contains 30 pieces.
