This hard-cover wirebound sketch book features high performance paper that is pH neutral, lignin- and chloride-free. The heavy-weight 150gsm paper has a toothy, medium grain white surface, and is suitable for all dry media and ink. With both internal and surface sizing, it will accept light washes as well. The covers are made with extra heavy-weight binders’ board that is tough and resistant to warpage. This 7×10 wire-bound book contains 50 sheets. Bound in the USA.