Durable A4 Crystal Clear Punched Plastic Wallets - German Made Poly Pocket Stationery Sleeves - Strong Top Opening Heavy Duty Folders - 100 PackDurable A4 polypropylene punched pockets ideal for efficient filing of un-punched documents in folders and ringbinders. The punched holes are reinforced so they are less likely to tear once stored and the pockets are suitable for use on a photocopier to save damage to important documents.