This hardcover sketchbook features 62 sheets of high performance, pH neutral, lignin- and chloride-free paper. Ideal for urban sketchers, artists, students and professionals, the heavy-weight 100 lb.(150 gsm) paper has a smooth white surface, and is suitable for pen, ink and dry media. With both internal and surface sizing, it will accept light washes as well. Details: Black cover, white sheetsA4 size- 8.25" x 11.75" (21cm x 29.7cm)100 lb./150 gsm62 sheetspH neutral, lignin- and chloride-free paperSmooth surfaceMixed mediaPen and ink, dry media, light washDurable design is resistant to warpageBound in the USACover is made with extra heavy-weight binders' board