The U:Create Arts and Crafts Collection by Carolina Pad is designed for student artists of all ages. The U:Create Sketch Pad is suitable for ink, pastel, crayon, and pencil drawings. The 18 x 12 inch sheets are tape bound in a package of 50 sheets. The extra-heavy chipboard backing provides superior support. Each page of this medium-weight drawing paper is acid and lignin free to preserve the original quality of your sketch without yellowing. Carolina Pad - everyday products, extraordinary design.