This premium sketch pad offers acid free, lightweight, recycled paper note pad perfect for pencil, pen, charcoal and pastels. Pages are made from 30% post consumer fiber with micro-perforations 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 60 lb. / 100gsm 100 sheets Double wire-bound, micro-perforated 30% post consumer fiber, acid-free recycled paper For use with dry media