Marlin Index A4 Jan-DEC Poli Prop File Dividers – A4 sized dividers made of polyprop. They feature bright, assorted colors and are multi-punched to fit any ring binder or lever arch file. The dividers are printed with the months from January to December, making it easy to organize documents chronologically. These dividers are suitable for a range of filing requirements and help keep documents organized and easily accessible.