Clairefontaine croquis drawing pads - For more strength this bulkier paper is adapted for dry techniques (pencil, charcoal, pen, sanguines, felt-tip...) its surface is whiter and smoother than grained paper for more precise and quicker drawing and sketching. Specification - acid free: Yes - cover type: Card - weight: 180gsm - No. Sheets: 30 - product type: Graphic art & drawing - size: 21 X 29,7 A4