The Office Team standard box file in black are made from 100% recycled board and feature a fitting lid and spring loaded clamp to secure A4 documents. The box files are similar to lever arch files and ring binder folders, but allow you to store loose documents for easy retrieval and management. Standard box files from OfficeTeam are made from 100% recycled board with a black milskin cover, wooden ends and a button on the side to unlock the lid.