Cardboard Envelopes
Buy Do Not Bend Envelopes | A4, C4 & C5 Cardboard Options for Secure Mailing
Key Features of Our A4/A5/A6 Envelopes
Sturdy Construction: Made from high-quality, thick cardboard or fiberboard, these envelopes provide exceptional resistance against bending, folding, and creasing.
Reinforced Seams: Engineered with strong, reinforced seams to prevent tearing or bursting, guaranteeing your items are secure throughout their journey.
Protective Padding: Select models include additional internal padding or cushioning to offer extra protection against impacts and shocks.
Variety of Sizes: Available in A4, A5, C4, C5, A6, and C6 sizes, these cater to various document dimensions, ensuring a perfect fit for your needs.
Security Closure: Equipped with a reliable adhesive strip or secure closure, these keep contents safely enclosed, providing peace of mind during shipping.
Clear Labels: Pre-printed with essential handling instructions like “Do Not Bend” and “Fragile,” these envelopes alert postal workers and handlers to treat your package with care.
A4 Do Not Bend Envelopes – Durable & Secure Packaging
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Rigid Board Backing: Constructed with a 600gsm board to prevent bending and creasing during transit.
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Peel-and-Seal Closure: Features a self-adhesive strip for quick and secure sealing.
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Pre-Printed Handling Instructions: Clearly marked with "Please Do Not Bend" to alert handlers.
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Eco-Friendly Materials: Made from recycled materials and fully biodegradable.
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Variety of Sizes: Available in multiple sizes including A4, A5, C4, C5, A6, and C6 to suit various mailing needs.
A5 Do Not Bend Envelopes – Strong Cardboard Mailers
- Rigid Cardboard Backing: Provides structural integrity, preventing bending, folding, or creasing of contents.
- Manilla Paper Front: Offers a professional appearance while being durable enough to withstand handling.
- Peel & Seal Closure: Ensures quick, secure, and tamper-evident sealing, safeguarding the contents.
- "Please Do Not Bend" Printed Text: Clearly communicates handling instructions to reduce the likelihood of mishandling.
- Eco-Friendly Composition: Made from recycled materials and fully recyclable, aligning with sustainable practices.