Incredibly durable binder is built for long-lasting use. It is ideal for students and professionals who give their binders a workout and don't want to sacrifice style. Made from tear-resistant material, this binder is 10 times stronger than Avery economy line. Its extra-strong hinge opens and closes more than one million times. The two interior pockets are made of a unique memory material that won't stretch out of shape. The stylish, framed view cover and spine let you add your own personal touch to your binder, using free, easy-to-use online designs and templates. 1" capacity rings are back-mounted to reduce wear on your pages. Two inside pockets each securely hold up to 200 sheets.