Life Is Noteworthy. Create official letterheads, forms, and other documents with this Southworth 25% Cotton Fine Business Paper. The smooth finish bring out the best in graphics and rich text, while the 20-pound stock is ideal for quick print jobs and everyday use. This Southworth business paper comes watermarked and date-coded to put an official stamp on company documents. Red Margin Rule. Sheet/Roll Size: 8.5 x 11; Paper Basis Weight (lb): 20 lb Bond; Paper Grade (gsm): 75 gsm; Paper/Media Color(s): White.