Bong Tyvek Archival Expansion Pocket 00067158 326x318x68mm White

The Bong Tyvek Archival Expansion Pocket is a professional-grade storage solution designed for the secure archiving and transport of A4 documents and folders. Crafted from high-density polyethylene fibers, this gusseted envelope offers exceptional durability, tear resistance, and water repellency, making it ideal for long-term preservation.

Advantages

Made from Tyvek, a material known for its strength and lightweight properties, this pocket provides reliable protection against dust, moisture, and chemicals. Its acid-free and pH-neutral composition ensures that documents remain intact without degradation over time. The expandable gusseted sides allow for storage of bulky files up to 68mm thickness, accommodating standard A4 lever arch files and ring binders.

Suitable for

• Archiving sensitive documents and folders
• Long-term storage in libraries, offices, and archives
• Transport of important papers and files
• Organizing A4-sized materials in filing systems

Key specifications

• Material: Tyvek (High-density polyethylene fibers)
• Colour: White
• External Dimensions: 326 x 318 x 68 mm
• Internal Dimensions (Approx.): 320 x 310 x 65 mm
• Capacity: Designed for A4 folders or documents up to 68mm thickness
• Product Type: Archival Expansion Pocket / Folder Gusseted Envelope
• Closure Type: Open-top
• Tear Resistance: High
• Water Resistance: Yes (repels water, not fully waterproof)
• Acid-Free: Yes
• pH Neutral: Yes
• Dust Protection: Yes
• Recyclable: Yes (100% recyclable)
• UV Resistance: Good
• Chemical Resistance: Good (resistant to many solvents, acids, and bases)
• Gusseted: Yes (expandable sides for increased capacity)

Recommendations

For optimal document preservation, store in a cool, dry environment. This pocket is an excellent choice for archivists, office managers, and anyone requiring reliable protection for important papers.