Seth Cole Quadrille 4x4 grid drawing paper is a medium-weight (20# basis), reasonably priced, acid-free, versatile layout bond. Printed with a non-reproducible blue grid on one side with 4x4 squares per inch. Quadrille graph paper has a smooth opaque surface, suitable for pencil or ink with good erasing qualities. Laser, copier, inkjet compatible. Pack of 50 sheets. 11" x 17" graph paper for drawing is made in the USA.