3 Sets A4 Plastic 12/21/31-Tab Binder Index Dividers 11-Hole OneStep Binder Dividers Customizable Table of Contents Insertable Multicolor Divider Tabs for Office School Home Package & Size--You will receive 3 sets A4 plastic 12/21/31-tab binder index dividers, each sheet is about 295x225mm, with 11-hole, hole: 6mm. The large quantity is enough for your daily needs. Premium Material --These binder dividers are made of high quality plastic material, sturdy and durable, waterproof and dustproof, organize and protect your important files, accompany you to handle heavy work for a long time. Porous Design--These plastic binder index dividers feature an 11 hole porous design that is compatible with the standard 2 hole/3 hole/4 hole/11 hole binder, making it easy for you to choose from. Multicolor Divider Tabs--Insertable multicolor divider tabs design, helping you record days, months, etc., making it easy, fast, and accurate to find the file you want to see. It is very convenient to use and reduces the burden of processing files. Wide Application--These numbered tab dividers are very suitable for organizing and planning daily documents, monthly documents, tracking daily courses, creating home management binders, etc.