Protractor is selected for Plastic Arts and Drawing use. 10° increments. 4. Transparent. A practical choice for art classrooms, offices, studios and home workspaces where reliable drawing supplies are needed for daily projects, labels, displays and creative assignments. Available from a 100% Canadian-owned supplier serving PEI and customers across Canada, this item is easy to add to school, office, home office or commercial supply orders. It supports straightforward ecommerce purchasing for teachers, administrators, office managers, parents and creative teams looking for dependable Plastic Arts drawing supplies.