EASY TO USE THE FILE : Ideal for displaying portfolios and professional presentations, everyday filing of documents. 11 HOLES TO ADJUST IN ANY TYPE OF RING FILE : You can stored minimum of 2 Full Size document in a single sheet/Leaf can be stored which can be visible and maximum of 8-10 certificate/document can be stored in one leaf. MATERIAL : High Quality Plastic can be recycled and eco-friendly that won't lift or smear ink from your pages, the lightweight material offers everyday protection and comfortable portability. HIGH QUALITY , LONG TIME TO USE : High Transparency Non Sticky and Eco.