Binder Pockets hold up to 5" x 8" note sheets in each side holder and open to full 11" x 8-1/2" for a quick, full view of a letter-size document, such as a calendar or spreadsheet. Ideal for customizing your smaller binders or organizers. Each pocket holds up to 20 note sheets in each side holder. Durable, nonstick, polypropylene material won't lift print. Pockets are seven-hole punched for use with three-ring or seven-ring binders. Assorted colors include green, clear, and blue.