The Best A3 File Folder of 2025 – Reviews & Buying Guide
After hours researching and comparing all models on the market, we find out the Best A3 File Folder of 2025. Check our ranking below.
2,091 Reviews Scanned
Rank No. #1
Sooez Art Portfolios 11"x17", Large Portfolio Folder with 30 Pockets & Black Inner Sheets, Display 60 Pages, 11 x 17 Presentation Book
- Come with Black Inner Sheets: Each sleeve has a black inner sheet which makes for a great background if your inserted art is smaller than 11.18" x 17.4". Not only make your paintings flat and wrinkle-free but also let you insert or remove the drawings fast and easily.
- Customizable Spine Title: You can customize your watercolors, sketches, newspaper pages, art pieces and illustrations by using the reversible spine insert. It’s a good choice for a better classification and easily find the artwork you want.
- High Transparency & Lies Flat When Open: Our presentation book with crystal clear PP sheet protectors offers complete transparency for checking through and organizing. Bound sheet protector lies flat when open, free your hands.
- Heavy Duty & Excellent Protection: Made from durable polypropylene which is archival quality, acid-free, non-stick, and non-glare, and water-proof. Thickened and sturdy cover won’t easy to crack and keeps your clear sleeves from being damaged.
- Large 11x17 or A3 Art Portfolio Folder: Folder measures 17 3/4" (L) x 11 13/16" (W) x 13/16" (G). Suitable for artwork storage and displaying your 11.18" x 17.4" or A3 artwork.
Rank No. #2
AmazingSpark 3 Pcs 11 x 17 Inch Expandable Tabloid Size Document Folder Organizers with Snap Closure & Label, Clear Plastic Expanding File Folder for A3 Ledger Size Plots Charts (Black)
- Multi-pack Organization Solution: you will receive 3 black A3 folders; The folders measure 17.52 x 13.35 x 2.76 inches / 44.5 x 33.9 x 7 cm and can accommodate 11 x 17-inch artwork and A3-size documents, perfect for storing account books and legal documents; This portfolio is ideal for artists and students, providing a comprehensive solution to ensure all your important artwork and documents are organized and protected
- Strong Protection for Your Artwork: The 11 X 17 art set is made of PP material, and includes reinforced cloth edges for extra protection Protect your masterpieces from water, dirt, and daily wear and tear, ensuring they remain in pristine condition It is an easy-to-clean, dust-proof solution that protects your items even on rainy days, keeping them in good condition and extending their lifespan
- Transparent and durable: Clear, high transparency, no need for complicated classification marks, can directly view the documents, making your office learning faster and more convenient. Thick, wear-resistant, waterproof, reusable. Classic appearance, simple and fashionable. Easy to view the inside, quickly find items, helpful for storage
- Label Pocket and Snap Button Design: The folder comes with snap buttons and business card slot design, you can easily organize and distinguish files; The plastic folder with snap buttons can keep your files safe and prevent them from falling; Effectively protect your important files, opening and closing the plastic envelope folder makes it more convenient and time-saving for you to use
- Wide range of usage options: This portfolio is not only for artists, but also an ideal storage solution for a variety of materials, including drawings, photos, charts and engineering design drawings. Suitable for students, teachers, doctors, designers, painters and office workers, it is an excellent gift, both practical and suitable for a variety of professions and purposes
Rank No. #3
AmazingSpark 3 Pcs 11 x 17 Inch Expandable Tabloid Size Document Folder Organizers with Snap Closure & Label, Clear Plastic Expanding File Folder for A3 Ledger Size Plots Charts (Mix Colored)
- Multi-pack Organization Solution: you will receive 3 black pink blue A3 folders; The folders measure 17.52 x 13.35 x 2.76 inches / 44.5 x 33.9 x 7 cm and can accommodate 11 x 17-inch artwork and A3-size documents, perfect for storing account books and legal documents; This portfolio is ideal for artists and students, providing a comprehensive solution to ensure all your important artwork and documents are organized and protected
- Strong Protection for Your Artwork: the 11 X 17 art set is made of PP material, and includes reinforced cloth edges for extra protection Protect your masterpieces from water, dirt, and daily wear and tear, ensuring they remain in pristine condition It is an easy-to-clean, dust-proof solution that protects your items even on rainy days, keeping them in good condition and extending their lifespan
- Transparent and Durable: clear, high transparency, no need for complicated classification marks, can directly view the documents, making your office learning faster and more convenient; Thick, wear-resistant, waterproof, reusable; Classic appearance, simple and fashionable; Easy to view the inside, quickly find items, helpful for storage
- Label Pocket and Snap Button Design: the folder comes with snap buttons and business card slot design, you can easily organize and distinguish files; The plastic folder with snap buttons can keep your files safe and prevent them from falling; Effectively protect your important files, opening and closing the plastic envelope folder makes it more convenient and time-saving for you to use
- Wide Range of Usage Options: this portfolio is not only for artists, but also an ideal storage solution for a variety of materials, including drawings, photos, charts and engineering design drawings; Suitable for students, teachers, doctors, designers, painters and office workers, it is an excellent gift, both practical and suitable for a variety of professions and purposes
Rank No. #4
Pendancy Mesh Zipper Pouch A3 Size, Large Double Pocket Waterproof File Bag with Handle, 13x17 in Foldable Document Storage for Puzzle Project/Cross Stitch/Travel/Office（Advanced Green）
- LIGHTWEIGHT AND EASY TO CARRY: Mesh zipper bag weight 90g. You won’t feel perplexed when you carry this pouch thanks to its Ultra-Light design which makes for easy carriage.
- DOUBLE LAYER ZIPPERED BAG WITH CLEAR MESH POCKET: It has two compartments, one is clear mesh zippered pockets, easy to identify your items inside, no need to open the bag, saves your time.
- QUALITY ASSURANCE: Mesh document pouches zipper bags are knitted with excellent quality ultra-light nylon thread(Forbid cutting edge thing), strong, durable, breathable, smooth zipper, and high capacity.
- PROTECT YOUR FILES OR DOCUMENTS: Collapsible & Soft material isn't stiff so you can easily bend or fold it for storage. Keep all of our things organized. The long handle on top of the zipper for you to hang and carry out. And the inside compartment is water resistant, protecting your files in case of water splash and rain.
- EASY TO RECOGNIZE WITH NAME LABEL: There is a name label on the surface of the bag, helps you easily recognize what is in the bag.
Rank No. #5
JARLINK A3 (16.5x12.6 in, 12 Pcs) Mesh Zipper Pouch, 12 Colors Extra Large Zipper Bags, Waterproof File Pouches for Office Supplies, Puzzles, Board Game, School, Travel Accessories & Craft Projects
- 12 Pack Zipper Bags: This package includes 12 Pack A3 (16.5 x 12.6 inches/42 x 32cm) mesh zipper pouches, available in 12 colors, these pouches help you categorize and organize various items.
- Extra Large Capacity: A3 size is big enough and is an ideal choice for files, students, resumes, board games storage, wooden puzzles, traveling storage, or diaper bag organizing pouches.
- Durable Material: Crafted from sturdy PVC material, waterproof and moisture resistant (except the zipper), it can easily wipe away any residue that splatters or spills onto the bag. Each zipper comes with a cord loop for hanging.
- Appropriate Transparency Design: The zipper bag adopts a translucent mesh design, the zipper bag has moderate transparency for easy file search, preventing the privacy of your important documents from being leaked, but the items in the bag can still be identified.
- Wide Application: Perfect for storing documents, files, craft projects, puzzles, board games, and more. Suitable for use in school, office, home, or while traveling. (Note: Avoid storing sharp objects to prevent damage to the mesh bags.)
Rank No. #7
Pendancy Mesh Zipper Pouch A3 Size, Large Double Pocket Waterproof File Bag with Handle, 13x17 in Foldable Document Storage for Puzzle Project/Cross Stitch/Travel/Office（Advanced Blue）
- LIGHTWEIGHT AND EASY TO CARRY: Mesh zipper bag weight 90g. You won’t feel perplexed when you carry this pouch thanks to its Ultra-Light design which makes for easy carriage.
- DOUBLE LAYER ZIPPERED BAG WITH CLEAR MESH POCKET: It has two compartments, one is clear mesh zippered pockets, easy to identify your items inside, no need to open the bag, saves your time.
- QUALITY ASSURANCE: Mesh document pouches zipper bags are knitted with excellent quality ultra-light nylon thread(Forbid cutting edge thing), strong, durable, breathable, smooth zipper, and high capacity.
- PROTECT YOUR FILES OR DOCUMENTS: Collapsible & Soft material isn't stiff so you can easily bend or fold it for storage. Keep all of our things organized. The long handle on top of the zipper for you to hang and carry out. And the inside compartment is water resistant, protecting your files in case of water splash and rain.
- EASY TO RECOGNIZE WITH NAME LABEL: There is a name label on the surface of the bag, helps you easily recognize what is in the bag.
Rank No. #8
Dunzoom 1 Pack 11 x 17 Art Portfolios, Expanding File Organizer with 13 Pocket for Artwork, Painting Document Binder with Handle, Zipper and 120 Pcs Sticky Labels, Oxford Cloth Edge (Grey)
- Exceptional Capacity for Creative Works: the art portfolio is thoughtfully designed to meet your creative needs, accommodating 11 x 17 art pieces and A3 sized documents; With approximate dimensions of 18.89 x 14.17 x 1.89 inches, it is nice for storing account books and legal documents; Ideal for artists, and students, this portfolio offers a comprehensive solution to keep all your vital works and documents organized and protected
- Robust Protection for Your Art: the package includes 1 pack 11 x 17 art portfolio; Crafted from PP material, this art portfolio includes reinforced Oxford cloth edging for added protection; Safeguard your masterpieces from water, dirt, and everyday wear and tear, ensuring they remain pristine; It's an easy to clean, dust proof solution that shields your items even on rainy days, maintaining their good condition and prolonging their longevity
- Convenient Portability: featuring a handy handle, this portfolio is designed for effortless transportation; Its lightweight construction allows seamless transitions between home, office, and different locations; Whether you're moving quickly between an indoor meeting or an outdoor sketching session, this conveniently portable case makes it effortlessly simple to carry your cherished creations wherever you go
- Functional and Versatile Design: organize your documents with ease thanks to the portfolio's 13 pockets, which promise crease free and wear free storage; It also includes 120 note stickers for organization and classification; A simple unzip of the zipper provides instant access to the documents you need, ensuring not just functionality but also strong practicality in everyday use
- Extensive Usage Options: this portfolio is not only for artists, but also an ideal storage for a wide range of materials, including drawings, photos, charts, and engineering design drawings; Suitable for students, teachers, doctors, designers, painters, and office staff, it makes an excellent gift, combining practicality with a nice fit for various professions and purposes
Rank No. #9
AmazingSpark 4 Pcs 11 x 17 Inch Folder Expandable Tabloid Size Document Organizers with Handle, Snap Closure & Label, Clear Plastic Expanding File Folder for A3 Ledger Size Plots Charts (Black)
- Multi-pack Organization Solution: you will receive 4 black A3 folders; The folders measure 17.52 x 13.35 x 2.76 inches / 44.5 x 33.9 x 7 cm and can accommodate 11 x 17-inch artwork and A3-size documents, perfect for storing account books and legal documents; This portfolio is ideal for artists and students, providing a comprehensive solution to ensure all your important artwork and documents are organized and protected
- Strong Protection for Your Artwork: the 11 X 17 art set is made of PP material, and includes reinforced cloth edges for extra protection Protect your masterpieces from water, dirt, and daily wear and tear, ensuring they remain in pristine condition It is an easy-to-clean, dust-proof solution that protects your items even on rainy days, keeping them in good condition and extending their lifespan
- Transparent and Durable: clear, high transparency, no need for complicated classification marks, can directly view the documents, making your office learning faster and more convenient; Thick, wear-resistant, waterproof, reusable; Classic appearance, simple and fashionable; Easy to view the inside, quickly find items, helpful for storage
- Label Pocket and Snap Button Design: the folder comes with snap buttons and business card slot design, you can easily organize and distinguish files; The plastic folder with snap buttons can keep your files safe and prevent them from falling; Effectively protect your important files, opening and closing the plastic envelope folder makes it more convenient and time-saving for you to use
- Wide Range of Usage Options: this portfolio is not only for artists, but also an ideal storage solution for a variety of materials, including drawings, photos, charts and engineering design drawings; Suitable for students, teachers, doctors, designers, painters and office workers, it is an excellent gift, both practical and suitable for a variety of professions and purposes
Rank No. #10
Globe-Weis/Pendaflex Tabloid Wallet File, 12 x 18 Inches, 3.5-Inch Expansion, Elastic Closure, Brown (B1060E)
- Holds 11 x 17 sheet size paper
- Mylar reinforced gussets
- 3.5 Inch expansion
- Flap with elastic cord closure
- 10% recycled
Last update on 2026-06-26 / Affiliate links / Images from Amazon Product Advertising API
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- Specifications: How powerful they are can be measured.
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