Business Source Heavy-duty View Binder – 1″ Binder Capacity – Letter – 8 1/2″ x 11″ Sheet Size – 225 Sheet Capacity – Round Ring Fastener(s) – 2 Internal Pocket(s) – Polypropylene-covered Chipboard – Black – Wrinkle-free, Non-glare, Gap-free Ring, Durable, Sturdy, Exposed Rivet, Heavy Duty – 1 Each