TOPS Quadrille Pads With Heavyweight Paper, 4 x 4 Squares/Inch, 50 Sheets, White

TOPS graph paper is ruled on 2 sides with waterproof non-copyable blue ink. These quadrille pads feature heavyweight paper and a firm chipboard that offers a solid surface to write upon anywhere. Sturdy 28-pt chipboard backing provides a firm writing surface. Includes 50 sheets of 20-lb paper per pad. SFI certified. This white graph paper comes in 50 sheets with 4 x 4 squares per square inch.