Environmentally friendly notebook can be used endlessly by wiping clean with a damp cloth. Allow 15 seconds for ink from any Pilot Frixion pen, marker, or highlighter to dry in order for it to bond to our specialized pages. Includes 1 Rocketbook Core of 32 pages, letter Size (8.5 x 11 in) Notebook, 1 Pilot Frixion Pen, and 1 Microfiber Cloth.