The MAILmedia Faltenversandtasche B4 is a windowless folding shipping bag designed for secure, professional mailings in the B4 size. It comes in natron brown and features a self-adhesive seal with a protective cover strip for quick, clean shipments.

Key Features & Design

• Size: B4 folding mailer to fit standard documents and light materials.
• Color / Material: Natron brown kraft-style outer surface, 140 g/m² for sturdy handling.
• Windowless: No window for privacy and content protection.
• Adhesive & Cover Strip: Self-adhesive seal with a protective cover strip for a neat, secure close.
• Fold / Flap: 50 mm fold height provides a reliable seal.
• Quantity: 1 piece per pack (SKU 23410).

Performance / Benefits

This mail bag delivers a secure, professional presentation for shipments, combining a strong adhesive closure with a privacy-friendly, window-free design. The neutral natron brown finish supports consistent branding while ensuring easy, efficient sealing for everyday business mailings.