Ampad Graph Pad - 50 Sheets - Both Side Ruling Surface - 15 lb Basis Weight - Letter - 8 1/2" x 11" Sheet Size - White Paper - Pressboard Cover - Chipboard Backing, Smudge Resistant, Rigid - 1 Pad

Letter-size quadrille pad is ideal for drafting, plotting and scale drawings. Lines won't smudge or reproduce. Pad contains 50 white sheets of 15 lb. paper that are printed with 4 squares per inch on both sides. Extra-rigid chipboard backing offers stability.