A truly unique paper. Ideal for calligraphy, and all fine line pen and ink work-including technical illustrations. A smooth hard surface for every type of pen, from Hawk Quill, Crow-Quill, 6/0 Technical Pen, Dip-Pen, Ruling Pen, Superfine Fiber Point, etc. For rendering fine, clean lines this is the one. No feathering, no bleeding nor breaking up of fine lines. Each pad contains 40 sheets of multi-use paper.