Staedtler Mars® Geometry Set is selected for Plastic Arts and Drawing use. Wallet containing 1 math set with 6 ruler, 4 protractor, 45/90° triangle, 30/60° triangle. pack size: 4. A dependable option for geometry, classroom work, school supply lists, tutoring sessions and organized student kits. 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.