📦 Sendbox S21 Shipping Box with Automatic Bottom (255x180x160 mm) – Fast Shipping and Easy Opening!

Do you need a practical and reliable shipping box? Choose Sendbox S21 - a cardboard box with an automatic bottom measuring 255x180x160 mm, equipped with a tape strip and a tear-off strip. Ideal for express packing of e-commerce products and shipping to parcel lockers 📬✨. Thanks to the FEFCO 703 design, packing has never been so fast!

🌟 Why choose Sendbox S21?

• 🚀 Instant assembly: the automatic bottom (FEFCO 703) allows the box to be unfolded in one move, without the need to tape the bottom.
• 🔒 Tape strip: quick and durable package closure without using additional tape.
• ✂️ Tear-off strip for easy opening: allows the customer to quickly, conveniently and safely open the shipment without using scissors or a knife.
• 💪 Durable 3-layer cardboard: E-wave with a weight of 360 g/m² guarantees adequate protection of the contents from damage.
• ♻️ Ecological and biodegradable: made from environmentally friendly materials, 100% recyclable.
• 📦 Convenient storage: boxes delivered flat, so they take up minimal storage space.
• 🎁 Universal application: perfect for shipping clothing, books, electronics and other medium-sized items.

📏 Perfect size for InPost parcel lockers (size C)

The dimensions of the box 255x180x160 mm perfectly fit the size C of InPost parcel lockers, so you can conveniently, quickly and cheaply send your products.

📃 Weight 360 g/m² – strength and lightness at the same time!

Cardboard with a weight of 360 g/m² provides the Sendbox S21 box with optimal stiffness and resistance to damage, while maintaining a low weight of the package.

🔎 E-wave cardboard – solid product protection

• Small wave height (approx. 1.5 mm): elegant appearance, perfect for aesthetic packaging.
• Good resistance to crushing: protects the contents from transport damage.
• Low weight: reduces shipping and storage costs.

📦 Key fillings for your Sendbox S21:

• 🌿 Skropak – ecological filling chips – perfect for protecting delicate products.
• 📜 Packing paper – natural, ecological and effective filling.
• 🎀 SilkPaper decorative tissue paper – elegant decorative filling, perfect for gifts.
• 📖 Check out our blog – inspirations, tips and hints on packing shipments.

🔧 How to quickly assemble the Sendbox S21 box?

1. Unfold the box in one move – the bottom will automatically lock.
2. Insert products inside (use filling if needed).
3. Remove the protective strip from the glue on the top flap.
4. Close the box, pressing the flap to securely secure the shipment.

📦 Construction FEFCO 703 – automatic bottom

The Sendbox S21 box is based on the FEFCO 703 design – an automatic bottom, which enables quick, safe and easy packing of products. Thanks to this solution, you will significantly reduce the time needed to prepare the shipment, while ensuring maximum protection of the contents.

🎨 Custom or printed boxes?

• Custom boxes – perfectly tailored to your needs.
• Boxes with a logo print – a professional appearance of your brand from the first contact with the customer!

💬 Have questions? Contact us!

If you need a different size of boxes or an individual offer, use our PRO form, and we will prepare a solution specially tailored to your business!