Pen+Gear 80 Sheets 4x4 Graph Filler Paper, 10.5" x 8" This graph filler paper is great for students in geometry and other math courses, or for anybody who simply wants to take notes on graph ruled paper. The 4"x4" quad ruling will help with organizing data, equations, and formulas. The three-hole-punched edge allows for easy fit with any standard binder. This graphic filler paper is also great for working professionals who need to record and keep data organized. Each pack has 80 sheets of 4x4 graph ruled papers.