Triangular Postal Tubes – Strong Cardboard Mailing Posters Documents A1 A2 A3

Triangular Postal Tubes — Smart, Sustainable & Secure

Engineered for efficiency, these triangular tubes offer a smarter alternative to traditional round mailing tubes. Designed to streamline your logistics while protecting your products.

Why Choose Triangular Tubes?

• Anti-Roll Design
  The triangular shape prevents rolling, making stacking and shelving safer and more space-efficient.

• Flat-Pack Format
  Ships flat to save warehouse space, reduce shipping costs, and simplify handling.

• Strong & Lightweight
  Made from a single piece of E‑flute corrugated board for optimal strength without the bulk.

• Plastic-Free Closure
  Twin-tab locking system with peel & seal strip — no tape, no plastic caps, no fuss.

• Postal-Ready
  Meets international A-series standards (A0–A3), ideal for A2-sized rolled items.

Perfect For

• Posters, prints, artwork, blueprints, and maps
• Lightweight fragile items like walking sticks, umbrellas, fishing rods, golf clubs, and blinds
• Any long, rollable goods that need anti-roll protection

What Makes It Stand Out

• Triangular Shape: Stable in transit and storage, reduces handling costs
• Eco-Friendly Design: FSC-certified, UK-made, 100% recyclable, plastic-free
• Fast Assembly: No tape or caps needed — peel, fold, lock, and ship
• Flat-Packed Format: Saves space and lowers shipping volume

Technical Details

• Material: E‑flute corrugated board
• Closure System: Twin-tab + peel & seal
• Packaging Format: Flat-packed
• Recyclability: 100% recyclable, plastic-free
• Certifications: FSC™, UK-manufactured
• Order Quantity: 25 per pack / 1,000 per pallet

How to Pack

1. Peel off the backing from the seal strip
2. Fold into triangular shape
3. Insert your rolled item
4. Lock tabs at both ends — no tape or caps needed
5. Ready to ship in seconds!