This mixed media pad offers acid-free paper dual-surface sheets. It supports both wet and dry media such as pencil, pen, charcoal, pastels, gouache, acrylics, watercolors, and collage. Each sheet is has a fine and rough textured side. Pages are micro-perforated for easy removal. The spine is double wire-bound with thick gauge coated wires for effortless 360-degree page turning. Details: White Available in multiple sizes 98 lb. / 160gsm 60 dual-surface sheets, micro-perforated Double wire-bound Acid-free paper Wire-bound For use with all wet and dry media