This A4 90g graph paper from the Ambar School line, in a pad of 50 sheets, is ideal for mathematics, physics, or technical drawing subjects that require a precise millimeter grid for graphs, diagrams, and geometric constructions. The 90g weight ensures a paper resistant to writing and drawing with a ruler or set square, without unwanted transparency. With 50 sheets per pad, it guarantees enough for several classes and assignments throughout the school year. This Ambar School graph paper is a specific and indispensable school supply for students of exact sciences.