Heavy-Duty Durability: Built for frequent use, this heavy-duty 3 ring binder 3 inch features a tear-resistant DuraHinge spine and flexible DuraEdge edges for long-lasting everyday organization Effortless One-Touch Access: Get easy access to pages with 3 inch EZD rings that open and close with a single touch and can hold up to 670 sheets for high-capacity organization Full-Coverage Binder Design: Each ring binder includes a 3.5-inch wide spine and wider front and back covers that fully hide standard dividers and sheet protectors for a clean, polished look Expanded Interior Storage: Enjoy additional storage in each 3 inch binder with the four interior clear pockets made from nonstick PVC-free material designed to prevent ink transfer Customizable Clear Covers: Stay organized with a 3 ring 3 inch binder that includes clear view covers on the front, back, and spine for easy identification and quick customized binder