Product Description The sketchpaper accepts solvent and water based markers, airbrush, spray paint and light washes. Exellent for pencil, pen & ink and encaustic as well. Use on both sides with no bleed through. The flexible binding allows for an excellent and easy opening to work on the double-page. Sketchpaper 120 gsm, medium surface, white, acid free, no chlorine bleach, ISO 9706 “long life”, made in Europe. Book: 128 pages sewn, grey linen spine, cover 2 mm grey board. Measures approx: 8.25×11.75″