Best A3 File Folders of 2025

Jordan Akhtar Avatar
Jordan Akhtar
Last Updated: 7 Feb 2025

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A3 file folders are an essential item for anyone who needs to organise and store large documents. These folders are designed to hold paper that is larger than the standard A4 size, making them ideal for architects, designers, and artists who need to store their drawings and plans. The folders come in a range of colours and materials, from basic cardboard to more durable plastic and polypropylene options. They are an affordable and practical way to keep important documents organised and protected, and we highly recommend them for anyone who needs to store large files.

At a Glance: Our Top Picks

eco-eco A3 Recycled 20 Pocket Display Book Cover #TOP 1
eco-eco A3 Recycled 20 Pocket Display Book
ftb score rating icon 9.9
Exacompta Elasticated A3 3-Flap Folder Cover #TOP 2
Exacompta Elasticated A3 3-Flap Folder
ftb score rating icon 9.8
eco-eco A3 50% Recycled Presentation Book Cover #TOP 3
eco-eco A3 50% Recycled Presentation Book
ftb score rating icon 9.6

Top 10 A3 File Folders

#TOP 1

eco-eco A3 Recycled 20 Pocket Display Book

eco-eco
eco005
20 Pockets
eco-eco A3 Recycled 20 Pocket Display Book Cover
eco-eco A3 Size 50% Recycled 20 Pocket Black Presentation Display Book, Storage Case Portfolio Art Folder with Plastic Sleeves

The eco-eco A3 Display Book is designed for those who need an efficient way to organise documents. Its strong black 700 micron cover features a clear sleeve on the front, allowing you to personalise the presentation. Inside, there’s an additional storage pocket for loose items, ensuring everything stays in one place. The display book contains 20 pages that securely hold A3 documents, making it perfect for multi-purpose filing. With acid-free, glass-clear pages, your important documents will be protected while remaining easy to view.

What We Like
Durable black cover
Clear front sleeve for personalisation
Extra pocket for loose items
20 pages for ample storage
50% recycled materials
#TOP 2

Exacompta Elasticated A3 3-Flap Folder

59507E
Blue
Exacompta Elasticated A3 3-Flap Folder Cover
Exacompta - Ref 59507E - Elasticated 3-Flap Folder - Suitable for A3 Documents, 600gsm Glossy Laminated Card, FSC-Certified - Useful for Transporting Artwork - Blue

The Exacompta A3 Folder is an ideal choice for anyone looking to store and transport artwork effectively. Its A3 size makes it perfect for holding sketches, drawings, and plans, providing ample space for your creative work. Made from 600 gsm glossy card, this folder offers durability while maintaining a professional look. Being eco-friendly and FSC certified, it also aligns with environmentally conscious choices. You will find it very easy to use, allowing you to organise and protect your documents effortlessly.

What We Like
Durable glossy card material
Eco-friendly and FSC certified
Easy to use and transport
Perfect for A3 documents
#TOP 3

eco-eco A3 50% Recycled Presentation Book

eco-eco
eco096
Black
eco-eco A3 50% Recycled Presentation Book Cover
eco-eco A3 50% Recycled 20 Pocket Black Landscape Presentation Display Book, Storage Case Portfolio Art Folder with Plastic Sleeves, eco096

The eco-eco A3 Display Book is designed with a robust black 700 micron cover that provides excellent protection for your documents. It features a clear pocket inside the front cover, perfect for storing loose items and important papers. With 20 pages, giving you 40 sides to view, this display book is ideal for keeping your work organised. Made from 50% recycled materials, it also contributes to a more sustainable environment, as both the product and packaging are fully recyclable.

What We Like
Durable black cover
Additional storage pocket
20 pages for ample storage
Eco-friendly materials
100% recyclable packaging
#TOP 4

HERMA 19513 A3 Translucent Folder Set

19513
black
DIN A3
HERMA 19513 A3 Translucent Folder Set Cover
HERMA 19513 Portfolio Folders A3 Translucent Black, Pack of 3, Children's Plastic Corner Folder with Inner Flaps and Elastic Band, Sturdy Plastic Folders Set for Boys and Girls

The HERMA A3 Folder Set is designed for durability and convenience. Made from slightly transparent, sturdy plastic, these folders allow you to easily view the contents while protecting your documents. They feature high-quality corner tensioners, perfect for securing both small and large drawings, ensuring your work stays neatly in place. Ideal for various settings, such as school or home, these folders help you keep your documents organised and accessible, making your daily tasks more efficient.

What We Like
Durable plastic construction
Suitable for various environments
Secure corner tensioners
Translucent design for easy viewing
Pack of three for convenience
#TOP 5

eco-eco A3 50% Recycled Press Stud Wallets

eco-eco
eco080
blue
eco-eco A3 50% Recycled Press Stud Wallets Cover
eco-eco A3 50% Recycled Assorted Colours Press Stud Popper Wallet, Plastic Folders (Pack of 5) eco080

The eco-eco Press Stud Wallets are strong A3 size folders, perfect for home, office, or professional use. With a press stud closure, you can securely store your A3 documents, ensuring they stay organised and protected. The smooth finish offers clear visibility, making it easy to identify your contents at a glance. Made from 50% recycled materials, these wallets are a responsible choice for environmentally conscious users.

What We Like
Strong 200 micron strength
Secure press stud closure
Clear visibility
Acid free and copy safe
Made from recycled materials
#TOP 6

Exacompta Plastic Art Case for A3 Documents

59101E
Black
Exacompta Plastic Art Case for A3 Documents Cover
Exacompta - Ref 59101E - Plastic Art Case - 310 x 430mm in Size, Suitable for Transporting A3 Documents, Rigid Handle, Strap Closure to Secure Documents - Black Cover

The Exacompta Art Case is designed to hold A3 sized documents securely. Measuring 310 x 430 mm, it provides ample space for your important papers, making it ideal for artists and professionals alike. The rigid handle offers easy transport, allowing you to carry your documents with confidence. Additionally, the strap closure helps keep everything secure when not in use, protecting your documents from damage or loss. This combination of features ensures that your materials remain organised and accessible.

What We Like
Spacious for A3 documents
Sturdy and portable handle
Secure strap closure
Durable black cover
#TOP 7

A3 Zip Lock Document Wallets - 12 Pcs

WENGX09092022
Bag Body Colour
A3 Zip Lock Document Wallets - 12 Pcs Cover
Plastic Wallets 12 Pcs A3 Zip Lock Bags Document Wallet Document Folders Plastic Pockets with Zipper for School Office Homework Travel Storage Bags

The WENGX A3 Zip Folders are designed to keep your documents safe and organised. Each folder measures 43 x 31 cm, providing ample space for papers and drawing materials. Made from thickened mesh material, these waterproof zipper pouches protect your items from moisture and damage. The wear-resistant PVC construction ensures longevity, while the smooth metal zipper allows for easy access. With these folders, you can streamline your filing, storage, and presentations, making them perfect for both school and office use.

What We Like
Waterproof and moisture resistant
Durable and wear-resistant material
Spacious A3 size
Versatile for various storage needs
#TOP 8

Tiger A3 Clear Plastic Document Wallets (Pack of 5)

301531_5
Clear
5 unidades
Tiger A3 Clear Plastic Document Wallets (Pack of 5) Cover
Tiger A3 Clear Stud Wallet Folder Plastic Document Holder File Popper Wallets (Pack of 5)

The Tiger A3 Document Wallets are designed for superior quality and convenience, making them ideal for storing your work documents safely. Their transparent design allows you to easily see the contents, saving you time during searches. Made from durable 200 micron polypropylene, these wallets provide excellent strength, ensuring your important papers are well protected. Available in three sizes, including A3, A4, and A5, you can choose the perfect fit for your needs, making organisation effortless.

What We Like
Superior quality materials
Transparent for easy visibility
Durable and strong construction
Multiple size options available
#TOP 9

Pentel A3 Presentation Folder with 20 Pockets

DCF132A
black
Pentel A3 Presentation Folder with 20 Pockets Cover
Pentel Presentation Folder A3 with 20 pockets - Black

The Pentel A3 Presentation Folder is designed to hold up to 40 A3 sheets with its 20 pockets, making it ideal for organising important documents. Its non-staining matt surface ensures that your folder looks professional and clean, while also preventing marks and scratches. As a Pentel Recycology product, it is made from at least 50% recycled materials, allowing you to make an eco-friendly choice. This folder is perfect for anyone who values both functionality and sustainability in their office supplies.

What We Like
20 pockets for organisation
Non-staining matt surface
Eco-friendly recycled materials
Holds up to 40 sheets
#TOP 10

Umriox A3 Extra Thick Zipper File Bags

Umriox office-0480
5 Colours
Umriox A3 Extra Thick Zipper File Bags Cover
Umriox A3 Document Folder Extra Thick Zipper File Bags Mesh Zip Lock Document Wallets Folder Travel Storage Pouch for Office Supplies and Travel Accessories, Waterproof, 5PCS

The Umriox A3 Zip Bags are a practical solution for your organisational needs. This package includes five vibrant zip file bags, each measuring approximately 430 x 315 mm, perfect for storing A3 documents, papers, and even cosmetics. Made from high-quality, waterproof PVC mesh, these bags are designed to last. Their upgraded thickness ensures durability, while the translucent design allows you to easily see contents without opening the bags. The humanised design features a soft material that bends easily for convenient storage when not in use.

What We Like
Ample storage space
Durable waterproof material
Translucent for easy visibility
Colourful zip options
Flexible for compact storage
Buying Guide Image

Frequently Asked Questions (FAQs)

1. What size is an A3 folder?

A3 sized folders allow you to keep your documents organised while simultaneously exuding your company's professional image. Through their large size of 297 x 420 mm, they offer plenty of space to advertise your brand, your events or even your current deals.

2. Is there an A4 size folder?

A4 folders are the most common size you will find, as they allow you to protect and organise documents of any type, from A4 to any lower size. A4 presentation folders measure 210 x 297mm and will come in handy for any business or any event.

Editor's Notes

During our a3 file folder research, we found 152 a3 file folder products and shortlisted 10 quality products. We collected and analyzed 44,444 customer reviews through our big data system to write the a3 file folders list. We found that most customers choose a3 file folders with an average price of £12.09.

The a3 file folders are available for purchase. We have researched hundreds of brands and picked the top brands of a3 file folders, including eco-eco, Exacompta, HERMA, WENGX, Tiger.

Written by
Jordan Akhtar Avatar

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.