16 Paper and cardboard; writing paper; Loose Leaf Paper; reusable loose leaf paper ; laser printable paper, reusable laser printable paper; notebooks without notes, namely, blank paper notebooks; reusable paper notebooks; erasable paper notebooks; spiral-bound notebooks; hardcover paper notebooks; lab paper notebook; modular paper notebook; paper index cards, blank note cards, adhesive notes, namely, adhesive note paper, blank note pads, legal note pads, desk pads, sketch pads, easel pads, printed agendas, printed calendars, printed day planners, writing and drawing books, sketch books; whiteboards, namely, dry erase writing boards; loose-leaf binders; notebook page dividers; separator sheets, namely, notebook dividers