Keep all your class notes together with this durable zipper binder that stands up to the rough wear and tear of your busy schedule. Don't lose anything when you are on-the-go and always have a pen when you need it most. Durable plastic interior is strong and resilient to keep up with you all day and all year long. The 1-1/2" binder holds 300 sheets and is the perfect size for a whole year's worth of handouts and class notes. Three round rings are easy to open and close so you don't lose any of your three-hole punched sheets. Exterior zipper pocket holds smaller supplies. Mesh zipper pocket inside is great for extra items. Pen/pencil holders are included below the mesh pock. Also inside, a three -pocket expanding file gives you room to keep everything organized.