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  • YIHUAXING A4 Expanding File Folder Organ Folder School Office Use Fireproof Waterproof Document Bags Index Divider
  • YIHUAXING A4 Expanding File Folder Organ Folder School Office Use Fireproof Waterproof Document Bags Index Divider
  • YIHUAXING A4 Expanding File Folder Organ Folder School Office Use Fireproof Waterproof Document Bags Index Divider
  • YIHUAXING A4 Expanding File Folder Organ Folder School Office Use Fireproof Waterproof Document Bags Index Divider
  • YIHUAXING A4 Expanding File Folder Organ Folder School Office Use Fireproof Waterproof Document Bags Index Divider
  • YIHUAXING A4 Expanding File Folder Organ Folder School Office Use Fireproof Waterproof Document Bags Index Divider
YIHUAXING A4 Expanding File Folder Organ Folder School Office Use Fireproof Waterproof Document Bags Index Divider

YIHUAXING A4 Expanding File Folder Organ Folder School Office Use Fireproof Waterproof Document Bags Index Divider

  • 100 - 499 Pieces
    $3.40
  • 500 - 999 Pieces
    $3.29
  • 1000 - 2999 Pieces
    $3.19
  • >= 3000 Pieces
    $3.12

Customization:

Customized logo（Min.Order: 100 pieces）
Customized packaging（Min.Order: 500 pieces）
Graphic customization（Min.Order: 100 pieces）
View product details

YIHUAXING A4 Expanding File Folder Organ Folder School Office Use Fireproof Waterproof Document Bags Index Divider

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Fireproof & Waterproof Protection: Constructed with fiberglass and PP materials, the bag offers UL 94 and CE certified resistance to fire and water, safeguarding documents in extreme conditions.
  • Expandable Storage Design: Features an adjustable expanding mechanism to accommodate A4-sized files, folders, or boxes, adapting to varying document volumes.
  • Secure & Convenient Carrying: Equipped with a metal-zippered closure and a reinforced wrist strap for easy transport, ensuring both safety and portability.

Key features

  • 1. Material Technology: UL 94-Certified Fireproof & Waterproof Construction

    • With a fiberglass and polypropylene (PP) composite body, you can protect documents from fire, water, and daily wear while exceeding safety standards. The UL 94 certification ensures flame resistance, outperforming non-certified alternatives*.

  • 2. Interactive Design: Secure Closure & Ergonomic Carrying

    • With a reinforced metal zipper and integrated wrist strap, you can carry and secure files effortlessly, offering convenience and reliability compared to basic document bags without added grip features*.

  • 3. Performance Parameters: Expandable A4 Capacity for Versatile Use

    • With an expandable design accommodating A4-sized documents, you can organize and transport files efficiently, accommodating bulkier materials better than rigid, fixed-sized folders*.

  • 4. Scenario Solutions: Dual-Purpose Protection for Professional & Travel Use

    • Designed for office and travel scenarios, its fireproof/waterproof materials and padded structure ensure document safety in harsh environments, ideal for fieldwork or high-risk storage compared to standard bags*.

  • 5. Certification Standards: CE & UL 94 Compliance for Global Trust

    • Certified to CE and UL 94 standards, you can trust its durability and safety for commercial or home use, meeting rigorous international quality benchmarks*.

Product details

YIHUAXING A4 Expanding File Folder Organ Folder School Office Use Fireproof Waterproof Document Bags Index Divider

The YIHUAXING A4 Expanding File Folder is a durable, fireproof, and waterproof document bag designed for professional and academic use. Crafted from fiberglass and polypropylene (PP), it combines sleek aesthetics with robust protection, featuring a padded interior, metal-zippered closure, and a reinforced wrist strap for secure and convenient carrying. Certified to UL 94 and CE standards, it ensures safety in harsh environments while organizing documents efficiently.

Technical specifications

FeatureSpecificationBenefit
MaterialFiberglass + PP compositeLightweight yet highly durable
Fire ResistanceUL 94 V-0 certificationWithstands flames for up to 15 minutes
Water ResistanceIPX6 waterproof ratingProtects contents from heavy rain/splashes
Closure SystemMetal-reinforced zipper + locking tabTamper-proof and secure storage
DesignExpandable A4 format + padded interiorAdapts to varying document sizes
CertificationsCE, UL 94Meets global safety and quality standards

Customization guide

Adjustable expansion capacity (up to 50% extra space) and custom printing options allow tailoring to specific organizational needs. For extreme use cases, reinforced stitching or RFID-blocking linings can be added.

Get inspired

Whether commuting to the office or traveling internationally, the YIHUAXING A4 File Folder ensures your documents remain secure, organized, and protected from fire, water, and wear. Its sleek design blends seamlessly into professional or academic settings.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Fire ResistanceUL 94 HB (10 min)UL 94 V-2 (+30% time)UL 94 V-0 (+50% time)
Water ResistanceIPX4IPX6IPX8 (submersion)
Load Capacity10 kg15 kg20 kg
Wrist StrapStandardReinforcedPremium (anti-slip)

Supplier's note

  1. Three Technical Breakthroughs:

    • Fireproof Material Blend: The fiberglass-PP composite achieves UL 94 V-0 certification, exceeding standard document bag fire resistance by 40%.
    • IPX8 Waterproofing: A triple-layer coating ensures full submersion protection, ideal for outdoor or rainy environments.
    • Reinforced Zippers: Metal-reinforced closures reduce breakage risks by 60% compared to plastic-only designs.

  2. Optimal Version Selection:

    • Base Model: Ideal for occasional use (e.g., students or light office tasks).
    • Advanced Model: Best for frequent travelers or professionals needing mid-tier protection (e.g., fieldwork).
    • Pro Model: Perfect for high-risk scenarios (e.g., construction sites or disaster zones) where extreme durability and security are critical.

With the Pro Model’s V-0 fire resistance, you can safely store sensitive documents during emergencies. Pair its waterproof coating with the anti-slip wrist strap for reliable handling in wet conditions. For everyday use, the Base Model’s 10kg capacity and IPX4 rating suffice for typical office needs.

Frequently asked questions

  • Which model of YIHUAXING A4 expanding file folder is best for daily office use?

  • How do I clean and maintain the waterproof YIHUAXING document bag?

  • What materials make the YIHUAXING document bag fireproof?

  • Can I customize the YIHUAXING A4 file folder with company branding?

  • Is the YIHUAXING document bag compliant with safety standards?

  • How does the expanding feature of the YIHUAXING folder work?

  • What makes the YIHUAXING bag suitable for schools?

  • Can the YIHUAXING document bag withstand extreme weather conditions?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Fireproof Document BagsArchival storage, legal officesFire resistance:
Industry Standard (UL 94 HB) ▲
Our Base (UL 94 V-2) ▲▲
Our Advanced (UL 94 V-0)
(V-0: Self-extinguishes in 10s)		Advanced prevents document charring in fire emergencies.Heavier than non-fireproof options; may require additional storage space.
Waterproof Document StorageOutdoor events, humid warehousesWater resistance:
Industry (IPX2) ▲
Our Base (IPX4) ▲▲
Our Advanced (IPX6)
(IPX6: Withstands heavy rain)		Advanced protects contents during extreme weather.Seams may degrade over time with repeated exposure to moisture.
Expandable File OrganizersTravel, dynamic document managementExpansion capacity:
Industry (20%) ▲
Our Base (30%) ▲▲
Our Advanced (50%)
(50% expansion without bulk)		Advanced accommodates last-minute additions without disorganization.Higher cost compared to rigid folders.
A4-Sized Document HoldersSchool, office filing systemsMaterial:
Industry (Polyester) ▲
Our Base (PP) ▲▲
Our Advanced (Fiberglass-reinforced PP)
(Heat-resistant up to 80°C)		Advanced resists bending and warping in extreme temperatures.Stiffer material may limit flexibility for frequent reshaping.
Bulk Office PackagingWholesale distribution, bulk ordersPackaging:
Industry (Cardboard) ▲
Our Base (Plastic) ▲▲
Our Advanced (Recycled + Shockproof)
(ISO 2244 certified)		Advanced reduces damage during shipping via shock absorption.Higher shipping costs due to reinforced materials.
Secure Transport ContainersCourier services, sensitive documentsSecurity:
Industry (Zipper) ▲
Our Base (Double-Zip) ▲▲
Our Advanced (Biometric Lock)
(Fingerprint authentication)		Advanced prevents unauthorized access via biometrics.Requires enrollment process; may malfunction in extreme cold.

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