Our mixed-media sketchbooks feature superior paper that will rise to every artist's challenge! ZETA SERIES FEATURES: --EXTRA HEAVYWEIGHT, white, 270g, mixed media paper with a smooth surface. --Interior and exterior sizing to absorb liquid, allowing the vibrancy of pigments to stay true. --Perfect for dry & wet media, watercolor, ink, and combining techniques. Available in a variety of sizes and formats. SOFTCOVER (26 sheets/52pgs) HARDCOVER (26 sheets/52pgs) WIREBOUND (25 sheets/50pgs) Proudly made in the USA with paper from our 400 year old Dutch mill that's been producing artist surfaces since the Golden Age!