Stillman & Birn Zeta Series Sketchbook
These soft-cover sketch books feature high-performance, pH neutral, lignin- and chloride-free paper. The heavy-weight 270 gsm paper has a smooth white surface that is suitable for wet/dry media. The flexible, yet rugged covers have soft-bound sewn bindings and rounded edges to prevent fraying. Each book contains 26 sheets (52 pages).