They are filled with water-based ink that dries quickly

vertical elastic closure band

Works on all common surfaces

this one has a 4mm round nib

moleskine large sketchbook hard cover plain Thek They are filled with water-basedThe Moleskine Art Collection Large Sketchbook is a professional daily studio sketchbook for graphic illustrators, concept designers, and fine art sketchers who need a heavier duty surface than standard notebook paper. The 165 g m ivory stock provides a dense, light grabbing tooth that handles bold charcoal, hard technical graphite, heavy cross hatched felt tip inks, and deep shading without bleeding, feathering, or surface tearing under repeated