5 Star Office is a competitive range of office stationery. These 1-31 file dividers are a high quality option made with 31 Mylar reinforced numeric tabs (1-31) for extra durability. File dividers are a convenient way of keeping track of your documents when you have them stored in folders. The 5 Star Office A4 file dividers are extra strong due to the Mylar reinforcement and have labelled tabs from 1-31 for organisation. Suitable for all A4 lever arch files and ring binder folders and available as a set of 31 dividers.