Flat mailbox GBK01 165x125x20

📦 Brown Flat Postal Box GBK01 (165x125x20 mm) - the perfect packaging for small shipments!

Looking for a small, sturdy box for shipping small products? Meet the GBK01 box - a stylish carton with dimensions 165x125x20 mm, made of durable 3-layer corrugated cardboard (E wave). Thanks to the convenient FEFCO 427 construction, you can quickly assemble it without the need for adhesive tape. It's the perfect solution for online stores and postal and InPost parcel locker shipments. 📬✨

🌟 Why choose the GBK01 box?

• 🚀 Instant assembly without tape: the FEFCO 427 design allows for quick and easy assembly.
• 💪 Durable 3-layer cardboard: E-wave ensures the safety of shipped products.
• ♻️ Eco-friendly solution: biodegradable, fully recyclable.
• 📦 Space saving: delivered flat, thus taking up little warehouse space.
• 🎁 Versatility of use: perfect for shipping jewelry, electronics, cosmetics, small gadgets, and other small products.

📬 The perfect box for postal shipping – Poczta Polska and Deutsche Post

The GBK01 box (165x125x20 mm) meets all the requirements of popular carriers:

• 📮 Poczta Polska - size A letter: the box meets the requirements of size A (max. 230×160×20 mm, weight up to 2 kg).
• 🇩🇪 Deutsche Post - Großbrief: the box fits perfectly within the Großbrief requirements (max. 353×250×20 mm, weight up to 500 g).
• 📦 InPost Parcel Lockers - size A: fits perfectly into the size A of InPost Parcel Lockers (max. 640×380×80 mm).

With the GBK01 box, you can be sure that your shipments always meet the standards – quickly, economically, and safely! 🚀✨

📌 Advantages of the FEFCO 427 design:

• ✅ Secure closure without tape: special flaps ensure the durability and stability of the box.
• 🚀 Quick assembly: the design allows for express preparation of the package for shipment.
• 🎁 Professional appearance: an elegant box increases the prestige of your brand.
• ♻️ Ecology and savings: the lack of the need to use tape reduces the amount of waste and lowers packaging costs.

📃 350 g/m² Grammage – solidity at a minimal weight

The cardboard with a grammage of 350 g/m² effectively protects the shipment, while maintaining a low weight and reducing transportation costs.

🔎 E Wave – lightness and durability

• Low wave height (approx. 1.5 mm): aesthetic appearance of the packaging.
• Crush resistance: excellent protection against damage.
• Lightweight construction: lower shipping and storage costs.

📦 Recommended fillers for GBK01 box:

Secure your shipments and take care of their attractive appearance thanks to our ecological solutions:

• 🌿 Skropak – ecological chips – biodegradable, effective in protecting shipments.
• 📜 Wrapping paper – classic and effective solution to protect delicate products.
• 🎀 Decorative SilkPaper tissue – elegant filler for premium products and gifts.
• 📖 Check our blog – practical tips and inspirations for packing.

🎨 Need custom or printed cartons?

Take care of the unique look of your shipments - order packaging tailored to your needs:

• Custom-sized boxes – perfectly matched packaging for your products.
• Boxes with a logo print – professional, personalized packaging that strengthens the brand image.

💬 Need more or something different?

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