A lever arch file is essentially a ring binder with a lever mechanism, capable of holding more sheets.
Size
Lever arch files are available in A5, A4, Foolscap and A3 sizes, in either Portrait or Landscape formats.
Capacity
Lever arch file capacity will be dependent on their spine width. Width starts from 50mm and upwards.
Material
Board is used by the majority of files, some are wrapped with polypropylene, which provide better durability and a range of colours.