This B4 envelope is designed for professional correspondence and document handling. Measuring 353×250 mm, it accommodates A4 sheets without folding, making it ideal for contracts, reports, and marketing materials. Made from durable 100gsm paper, it offers strength and opacity. Available in white or manilla, with a self-seal or gummed flap depending on supplier. Commonly used in offices, legal firms, and government institutions.
TECHNICAL DETAILS:
| Feature | Details |
| Size | B4 – 353 × 250 mm |
| Paper Weight | 90gsm or 100gsm (varies by supplier) |
| Color Options | White / Manilla |
| Closure Type | Self-seal or gummed flap |
| Format | Pocket (opening on short side) |
| Material | Virgin paper or recycled kraft |
| Quantity | Packs of 50 / 100 / 250 |
| Certifications | FSC, PEFC (varies) |
| Use Case | Business mail, contracts, reports |
EN 
FR