Best Cardboard File Folder Inserts of 2025

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Cardboard file folder inserts are a useful addition to any office or home filing system. These inserts are designed to fit neatly into standard file folders, providing additional organization and structure to your documents. Made from sturdy cardboard, these inserts can help to stabilise and protect your documents, preventing them from becoming creased or damaged. They are perfect for use in both personal and professional settings, and are available in a range of sizes and styles to suit your needs. With their affordable price point and practical benefits, cardboard file folder inserts are a great investment for anyone looking to improve their filing system.
At a Glance: Our Top Picks
Top 4 Cardboard File Folder Inserts
Q-Connect White Inserts for Suspension Files
The Q-Connect Suspension File Inserts are designed to help you easily identify file contents at a glance. With their white colour, they offer a clean and professional look. Presented on a handy A4 sheet, these inserts are perforated for easy separation, making it simple to prepare multiple files at once. You can write or print on them, allowing for personalised labelling that suits your organisational needs. These features ensure that your filing system remains efficient and user-friendly.
SIGEL LP725 Piece Inserts for suspension files
Leitz 16862055 Self-Adhesive Spine Labels for Standard and Hard Cardboard Folders Pack of 150 Short and Slim Format 39 x 192 mm Green Paper
Original Falken 200-pack eyelet narrow staplers light blue. Made in Germany. Made of recycled cardboard Commercial stapling and official stapling Clip-on stapling strips File binder Blue Angel
Frequently Asked Questions (FAQs)
1. What is a folder insert?
A folder inserter is a fast and reliable method of folding and inserting paper and documents into an envelope for mailing.
2. What Is a concertina folder?
: a folder that is used for the organization and storage of documents and files and that has pleated sides which allow expansion of the folder … he is riffling through his ever-present accordion file of documents, speeches, articles …— John Colapinto, Rolling Stone, 13 Sept. 2001 Organize your financial records.
3. What are the folders with prongs called?
Fastener folders keep your documents secure and held in place with long, flat prongs. These prongs are glued to the top of the folder with a strong adhesive.
4. What are foolscap folders?
Foolscap is slightly larger and measures 8.5 inches by 13.5, which makes a practical folder or clip board, allowing extra room for an A4 piece of paper to fit in, and this prevents the corners from folding or important essays or documents from becoming squashed.
During our cardboard file folder insert research, we found 4 cardboard file folder insert products and shortlisted 4 quality products. We collected and analyzed 8,219 customer reviews through our big data system to write the cardboard file folder inserts list. We found that most customers choose cardboard file folder inserts with an average price of £11.54.
The cardboard file folder inserts are available for purchase. We have researched hundreds of brands and picked the top brands of cardboard file folder inserts, including Q-Connect, Sigel, Leitz, FALKEN. The seller of top 1 product has received honest feedback from 266 consumers with an average rating of 4.7.

Jordan Akthar owns one stationery store in Bradford, and another in Derby. He started with a corner bookshop, and now the rest is history. He is often found in his stores taking count of inventories of books and stationery. Jordan also likes to write, and this drove his passion for writing articles on stationery maintenance. He owns a blog, where in his free time, he would write DIY tips on how you can recycle and refine your stationeries.