📦 Grey B4 Courier Mailing Bag (260×350 mm) – Compact size, 100% regranulate, and reliable protection

B4 Mailing Bag (260×350 mm) is a versatile courier bag made from 100% LDPE regranulate with a thickness of 50 μm. Ideal for sending documents, clothing, gadgets and accessories. It combines durability, discretion and an eco-friendly approach to packaging – without the use of new plastic.

🌟 Main benefits of the B4 plastic bag

• 50 μm LDPE film: resistant to tears, pressure and moisture.
• 100% regranulate: no primary plastic = full compliance with the idea of recycling.
• Opaque construction: grey on the outside, black on the inside – aesthetics and discretion.
• Water resistant: effective protection of contents even in the rain.
• Self-adhesive strip: fast, safe and durable sealing without tape.
• B4 format (260×350 mm): perfect for A4 documents, clothing, catalogues and small items.
• Lower weight than cardboard: saving space and shipping costs.

📦 What can you send in a B4 mailing bag?

• 📄 A4 Documents: contracts, invoices, catalogs, brochures, and advertising prints.
• 👕 Clothing and textiles: T-shirts, hats, pillowcases, towels.
• 📱 Electronics and gadgets: computer accessories, small devices, CD/DVDs.
• 🧴 Cosmetics and drugstore items: small sets, samples, supplements.

💼 Who is the B4 envelope for?

• 🛍️ Online stores: packing small products in a safe and lightweight way.
• 🏢 Offices and law firms: sending documents and official letters.
• 🖨️ Advertising agencies and printing houses: packing promotional materials and prints.
• 🧵 Clothing brands and handmade: packing clothes, accessories, and handicrafts.

♻️ How to be ECO with the envelope?

Foliopak B4 is made of 100% regranulate, which means secondary raw material. This means less new plastic, less resource consumption, and a lower carbon footprint. You too can act ecologically:

• ✅ Remove the address label – it facilitates material recycling.
• ✅ Throw into the yellow container – LDPE is suitable for processing.
• ✅ Reuse – the polybag is useful for returns or storage.

Do you prefer paper? Check Paperpak e-Green – biodegradable packaging without plastic.

📊 Comparison: Foliopak B4 or Paperpak e-Green?

Summary: Looking for a compact, waterproof, and eco-friendly package? Choose Foliopak B4. Do you care about biodegradability? Consider Paperpak e-Green.

🖨️ Personalization and print

Your packaging = Your advertisement! Ask about logo or graphic print on a B4 foil bag. Want more?

• Boxes with print – for larger and more visible shipments.
• Bubble envelopes with print – for delicate items and smaller packages.

💬 Do you have questions or need a quote?

Fill out the PRO form, and our team will prepare a customized offer tailored to your business.

Grey courier envelope B4 (260×350 mm) – eco-friendly packaging you can count on!