FlatBox F12 250x50x350 flat box opened from the side

📦 Brown Flatbox F12 Postal Box (250×50×350 mm) - the perfect packaging for larger shipments and documents!

Are you looking for a durable, yet easy-to-use box for shipping A4 materials, catalogs, books, or small electronics? Here's the Flatbox F12 - a stylish cardboard box with dimensions 250×50×350 mm, made of high-quality 3-layer corrugated cardboard (E wave). Thanks to the use of adhesive strip and tear-off strip, shipping is quick and hassle-free, and the recipient can easily and safely open the package without tools. 📬✨

🌟 Why choose the Flatbox F12 box?

• 🚀 Instant closure: Built-in adhesive strip eliminates the need for additional tape.
• 💪 Solid protection: 3-layer E wave cardboard protects the contents from shocks and damage during transport.
• ♻️ Eco-friendly solution: The box is fully biodegradable and recyclable.
• 📦 Easy storage: Cardboard boxes are delivered flat, saving space and time.
• 🎁 Versatile use: Ideal for shipping A4 materials, brochures, folders, as well as small electronics or cosmetics.

📬 Compatible with popular carriers - Poczta Polska, Deutsche Post, PostNL, and InPost

The Flatbox F12 (250×50×350 mm) ensures fast and efficient shipping by meeting carrier criteria:

• 📮 Polish Post – size B: thickness 50 mm exceeds size A limit (20 mm), but fits in size B.
• 🇩🇪 Deutsche Post – Maxibrief: max. 353×250×50 mm (weight up to 1 kg), F12 dimensions meet this requirement.
• 🇳🇱 PostNL – standard package: thickness 50 mm is greater than 32 mm for a brievenbuspakje, so you should use the parcel service.
• 📦 InPost Parcel Lockers – size A: max. 640×380×80 mm, the F12 box fits without any problems.

With the choice of Flatbox F12, your packages will always reach your customers in perfect condition! 🚀✨

📌 Design with adhesive strip and tear-off strip – safety guaranteed

• ✅ Secure closure: the adhesive strip stabilizes the shipment without the use of additional tape.
• 🚀 Instant opening: the tear-off strip allows the recipient to quickly unpack the package.
• 🎁 Professional appearance: the smooth surface of the cardboard supports a positive image of your brand.
• ♻️ Environmental protection: less tape usage results in less waste.

📃 Weight 360 g/m² – optimal protection and lightness

The texture of 360 g/m² ensures excellent durability while maintaining low weight, which helps reduce transportation costs and reduces the risk of damage.

🔎 E Wave - durability and elegant appearance

• Small wave height (approx. 1.5 mm): guarantees the box a slim, professional design.
• High resistance to crushing: effectively protects the contents during transport.
• Lightweight construction: less package load means cheaper shipping and easier storage.

📦 Recommended fillers for the Flatbox F12 box:

Choose eco-friendly solutions that will additionally secure your shipments:

• 🌿 Skropak – eco-friendly chips – biodegradable filler providing cushioning.
• 📜 Wrapping paper – universal, economical protection of the content against moving.
• 🎀 Decorative tissue paper SilkPaper – elegant and subtle decoration and protection for premium products.
• 📖 Check out our blog – learn more about perfect product packaging.

🎨 Do you need custom or printed boxes?

Customize the packaging to the individual needs of your business:

• Custom boxes – perfect fit for the dimensions of your products.
• Boxes with logo print – strengthen brand recognition and create a professional image.

💬 Do you need more or different products?

If you are planning a large order or looking for packaging outside of our regular offer, use the PRO form. We will prepare a special quote and comprehensive service for you!