Flat postal box MAXI MBKA4 350x250x50

📦 Flat Maxi MBKA4 postal box (350x250x50 mm) – the perfect packaging for documents and medium-sized products!

Do you need a sturdy box for the safe shipping of A4 documents, books, catalogs, or electronics? Meet the MBKA4 box with dimensions of 350x250x50 mm, made of durable 3-layer corrugated cardboard (wave E). Thanks to the convenient FEFCO 426 design, you can quickly assemble it without the use of adhesive tape. Perfect for e-commerce and postal and parcel locker shipments. 📬✨

🌟 Why should you choose the MBKA4 box?

• 🚀 Instant assembly without tape: FEFCO 426 construction ensures quick preparation of the shipment.
• 💪 Durable 3-layer cardboard: B wave effectively protects the contents.
• ♻️ Eco-friendly solution: biodegradable and fully recyclable.
• 📦 Practical storage: supplied flat, saving warehouse space.
• 🎁 Versatility: ideal for shipping A4 documents, books, cosmetics, electronics and many other items.

📬 Compliance with shipping standards – Poczta Polska, Deutsche Post, InPost Parcel Lockers

The MBKA4 box (350x250x50 mm) meets the standards of popular carriers:

• 📮 Poczta Polska – size B: the box fits perfectly within the size B limit (max. 325×230×60 mm, weight up to 2 kg).
• 🇩🇪 Deutsche Post – Maxibrief: the box meets the requirements of the Maxibrief format (max. 353×250×50 mm, weight up to 1000 g).
• 📦 InPost Parcel Lockers – size A: the box fits perfectly within the size A (max. 640×380×80 mm).

With the MBKA4 box, your shipments will arrive quickly, safely and economically! 🚀✨

📌 Advantages of FEFCO 426 construction:

• ✅ Sure closure without tape: stable flaps protect the contents.
• 🚀 Express folding: quick and easy package preparation.
• 🎁 Aesthetic appearance: an elegant carton enhances the image of your brand.
• ♻️ Ecology and savings: the lack of need for tape reduces waste and packaging costs.

📃 Grammage 340 g/m² – solidity and lightness

Cardboard with a grammage of 340 g/m² provides optimal protection of products with minimal packaging weight.

🔎 B wave – lightness and durability

• Low wave height (approx. 2.5 mm): aesthetically pleasing parcel appearance.
• Crush resistance: effectively protects products.
• Lightweight design: lower shipping and storage costs.

📦 Recommended fillers for the MBKA4 box:

Ensure the safety and aesthetics of your parcels by using our eco-friendly solutions:

• 🌿 Skropak – ecological crunches – biodegradable and effectively protecting products.
• 📜 Packing paper – a reliable way to protect delicate items.
• 🎀 Decorative tissue SilkPaper – elegant filler, ideal for packing premium products.
• 📖 Check out our blog – practical tips on parcel packing.

🎨 Need custom-sized or printed boxes?

Highlight your brand with personalized packaging that perfectly fits your products:

• Custom-sized cartons - boxes perfectly tailored to your needs.
• Cartons with a printed logo - personalized packaging building a professional brand image.

💬 Do you need a larger quantity or different products?

If you are interested in larger orders, other dimensions or products outside our standard offer, use the PRO form. We will prepare an individual offer especially for you!