Flat side-opening box FlatBox F12 with print 250x50x350

📦 Brown Flatbox F12 Postal Box with Print (250×50×350 mm) - Spacious and Universal Packaging!

Do you need a carton that can accommodate larger printed materials, brochures, catalogs, or even small electronics? Flatbox F12 with dimensions of 250×50×350 mm will be an excellent choice! Made of 3-layer corrugated cardboard (E wave) and equipped with a glue strip and tear strip, it guarantees quick packing and easy opening. What's more, digital printing on the surface of the box will help you distinguish the package and emphasize the professionalism of your brand. ✨

🌟 Why choose the Flatbox F12 box?

• 🚀 Express packaging: The adhesive strip replaces traditional tape and facilitates the preparation of the shipment.
• 💪 Effective protection: 3-layer cardboard (E wave) protects against crushing or mechanical damage.
• ♻️ Eco-friendly solution: Biodegradable material that is recyclable.
• 📦 Space saving: We deliver them flat to minimize the space needed for storage.
• 🎁 Versatile application: Excellent for shipping printed materials, documents, accessories, and flat products.

🎨 How to prepare a print project?

In the Attachments section you will find PDF files with the box mesh. You can download them and apply your own design. Here are the most important guidelines:

• 🖼️ File format: vector formats (AI, EPS, PDF) are recommended.
• 🎨 Color mode: CMYK - thanks to it, colors will look as expected after printing.
• 🖊️ Resolution: in raster elements we recommend 300 dpi.
• ✂️ Bleeds and safety margins: keep 2-3 mm bleed and 5 mm margin from the cut and crease lines.
• 🔤 Fonts in curves: convert fonts to paths (Outlines) to avoid printing errors.

Send us files to info@boxmarket.eu (remember about the order number) or use file transfer (e.g. WeTransfer, Dropbox). We will start producing your individual packaging quickly!

Don't have your own design? 📝 Let us know - for 99 PLN net we will prepare a professional visualization and graphic design.

📬 Where to send Flatbox F12? Size tailored to popular services!

Thanks to the dimensions of 250×50×350 mm and a thickness of 5 cm, Flatbox F12 works great in many postal and courier services. You can send it in:

📮 Polish Post

• Letter size B - for shipments requiring a little more space while maintaining cost-effective letter rates.
• eCommerce Package - a 60 mm thickness limit opens the door to favorable tariffs for online stores.
• Postal package (size A) - a wide limit of 600×500×300 mm ensures lower shipping costs.

🇩🇪 Deutsche Post / DHL

• Maxibrief (up to 35.3×25×5 cm) - 350×250×50 mm fits within these parameters, guaranteeing a cheaper letter option (up to 1 kg).
• Warenpost / DHL eCommerce - ideal for e-commerce and goods up to 5 cm thick.
• DHL Päckchen / Paket - F12 is compact, which minimizes package costs.

📦 InPost Parcel Lockers

• Size A (8×38×64 cm) - 5 cm in height and 350×250 mm in other dimensions makes F12 fit into the most cost-effective Parcel Locker option.

Flatbox F12 provides flexibility in shipping and convenience in packaging, thanks to which you will quickly send the package, paying less for transport!

📌 Adhesive strip and tear-off tab - certainty and convenience

• ✅ Stable closure: a strong adhesive strip eliminates the need for additional tape.
• 🚀 Easy opening: a tear strip allows quick access to the contents without damaging the box.
• 🎁 Professional design: a uniform surface perfect for brand printing.
• ♻️ Waste reduction: less tape usage translates into a more eco-friendly solution.

🖨️ Print Specification

All our boxes are printed using digital printing technology with water-based inks free from heavy metals. This way, we reduce production waste, CO₂ emissions, and energy consumption. 🌍🌱

📃 360 g/m² grammage – optimal protection

We choose cardboard with a weight of 360 g/m² – durable enough to safely transport your products, yet light enough not to generate additional shipping costs.

🔎 E Wave - durability and aesthetics

• Low profile (approx. 1.5 mm): gives the box an elegant, slim look.
• Resistance to crushing: protects the contents during transport and storage.
• Light weight: lower shipping costs and easier logistics.

📦 Recommended fillers for the Flatbox F12 box

Ensure additional protection for your shipment and a great unboxing experience:

• 🌿 Skropak - eco-friendly chips - biodegradable and environmentally friendly, they protect delicate goods.
• 📜 Packing paper - a universal filler that stabilizes the contents and absorbs shocks.
• 🎀 Decorative SilkPaper tissue paper - gives the parcel an elegant character, especially in premium shipments.
• 📖 Check out our blog - you'll find tips and inspiration on packing and fillers.

🎨 Need custom-sized or printed boxes?

At Boxmarket.eu, you can order packaging perfectly suited to your products:

• Custom-sized boxes - create boxes that precisely meet your needs.
• Boxes with logo print - distinguish your company and build customer trust from the first contact with the package.

💬 Need a larger quantity or different products?

Are you looking for wholesale orders, non-standard sizes or additional assortment? Use the PRO form. We will prepare a personalized offer for you, exactly matching your requirements!