Plus (Stationery) Flat file, expandable thick binding type

The width of the spine can be adjusted according to the thickness of the documents. The width of the spine can be expanded and contracted according to the amount of documents, and can be expanded up to a maximum of 4.7 cm. It can store up to 350 sheets. It can be used at the optimal thickness for the amount of documents, so it saves space in the archives. It is durable, easy to use, and environmentally friendly. It uses recycled paper with a strong 70% recycled paper pulp content, making it durable and extremely easy to use. It is a product certified under the Green Purchasing Act and Eco Mark. It uses 100% recycled resin binding. It uses a thin binding made of 100% recycled polypropylene (PP), a material that can be cleanly incinerated. You can easily separate the binding by simply removing it.