Series 300 sketch paper is a lightweight paper with a fine tooth surface suited for classroom experimentation, practice of techniques, and quick studies with any dry media. Each wire-bound pad contains 100 sheets of acid-free paper that is micro-perforated for easy removal. Details:WhiteAvailable in multiple sizes50 lb. (74 gsm)12 pads (100 sheets per pad)Acid freeWire bound, microperforatedFine tooth surfaceFor use with dry media