Heavyweight bond for added strength. Pre-punched holes for use in standard ring binders eliminates paper punching. Ultra thin Rip-Proof film on binding edge prevents sheets from pulling out at ring binder holes--perfect for active records. Jam-free printing in offset presses and plain paper copiers. Sheet Size: 8 1/2 X 11; Paper Color(s): White; Paper Weight: 20 lb; Ruling: College.