ACCO presentation supplies, binders, report covers and document storage solutions are continually updated to match trends in the workplace and have been a trusted solution for homes, offices and classrooms for more than 100 years. Extremely durable, our AccoHide Round Ring binders are made of tear-proof, water-resistant polypropylene. The matte finish gives you a professional look in a lightweight cover that lasts longer than vinyl! These specialty binders are available in two styles, flexible and semi-rigid, in a variety of sizes and colors to meet all of your storage needs. With the widest range of solutions to organize and display your important information, ACCO provides the essential products you need to get the job done right!