Three ring binders are indispensables for schools, offices, and homes. There are many binders available in market which serve the purpose; however, if you are on the lookout for an economical paper storage and organization solution, the blue economy half inch 3 ring view binders are the right choice for you. These value binders feature a clear overlay on the front, back, and spine giving full control and flexibility over customization of presentations, organizational projects, office reports, class projects, and more. Order multiple binders to create a colorful custom reference system for weekly or monthly office reports, multiple classes at school, or other unique personal or professional projects. Cover is made from polypropylene, offering increased strength and durability when compared to PVC. Polypropylene is also non-stick, which prevents transfer of ink or lifting copy when materials are inserted in the cover or placed inside. This makes it easy to reuse and update the covers and spines as often as you?d like. Polypropylene is tightly sealed over rigid chipboard made from 100% recycled fiber with at least 75% post-consumer content. Three .5 inch round rings with double boosters can hold up to 100 sheets (8.5?x11? size) with ease. Rings are mounted on the back lid which allows pages to lay flat and prevent wear and tear of the documents. Such a construction also adds to a sleek, clean appearance with no-rivet spine. Also includes two clear inside horizontal pockets for additional storage and organization of loose documents and non-punched papers. Each pocket provides enough space to hold notes, photos, business cards, or full-size pages that will be hole punched later. The overall value makes these great binders for back to school, classroom and office supplies, presentations and much more! Get crafty with your new bulk binder 4 pack by creating a DIY planner, recipe binder, home organization binder, medical binder, etc. The possibilities are endless!