Build Your Custom Corrugated Cardboard Boxes Here!
With our Custom Size Box Calculator, you can enter your exact dimensions, choose the right materials, and get instant pricing, all in just a few steps.
Whether your product is simple or uniquely shaped, we ensure your packaging fits perfectly with no wasted space or guesswork.
Dimensions (mm)
This style is a flat sheet - only length and width are needed.
Box Style
Board Grade
Colour
Quantity
Price Breaks (Single Wall 125KT)
| Qty Needed | Price / Box |
|---|---|
| – | – |
| – | – |
| – | – |
| – | – |
| – | – |
Enter your dimensions above to see the quantity and price per box at each break. Highlighted row is your current tier.
Your Box
Lead time: 15 Days
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Single Wall 125KT
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Kraft
- ⋮⋮ Set your dimensions
- × 100 units
- □ 0.00 sqm total
Similar boxes that are in stock!
Enter your box dimensions above to see similar in-stock sizes.
How To Measure For Your Box
Measure Your Product
Measure the length, width and height of the item in millimetres.
Note: if you use bubblewrap this may add up to 20 mm to the size of the finished item, depending on how much wrap is used.
Add a Touch More
Add up to 5 mm to the length, width and height to allow for manoeuvrability. The final dimensions will be internal measurements for the box
Enter and Calculate
Enter the dimensions into KB Packaging’s Box Calculator or call our office for recommendations.
Why Customise with KB Packaging?
Brand Visibility:
Custom boxes promote your brand! Create a memorable unboxing experience for your customers with our printed cardboard boxes.
Protection and Durability:
Our robust corrugated cardboard options keep your products safe during storage and shipping.
Sustainability:
We offer eco-friendly materials, helping you make sustainable choices.
Cost Efficiency:
Bulk orders reduce unit costs, while our precise sizing saves on shipping fees by eliminating unnecessary space.
Benefits of Using Our Custom Box Builder
Custom boxes offer a multitude of advantages for businesses aiming to enhance their packaging and branding. With bespoke corrugated cardboard boxes, you can ensure that your products are not only protected but also presented in a unique and memorable fashion. Tailoring your custom boxes to meet specific packaging needs, including internal dimensions, box style, and material, helps minimise movement during transit. Pair this with our protective packaging solutions, and you can significantly reduce the risk of damage and ensure the safety and integrity of your goods.
Beyond protection, custom boxes significantly boost your brand identity. With options for full-colour logo printing and unique shapes, you can create a packaging solution that sets your business apart from the competition. Custom boxes are also versatile, serving not only for shipping but also for storage, making them a practical solution for businesses of all sizes.
We offer a diverse range of custom box materials and printing options to suit your specific needs. Our bespoke cardboard boxes are crafted from high-quality materials, including single-wall and double-wall cardboard. For single-wall cardboard, we also provide a variety of finishes, such as brown, white, and black, to match your brand’s aesthetic.
Ordering and Delivery
We make ordering your custom boxes a breeze. Our instant box quote system allows you to get a quote for your custom box order quickly and easily. Simply enter your dimensions and quantity, and we’ll provide you with a quote in seconds.
Once you’ve placed your order, we prioritise fast production and shipping, ensuring that your boxes are delivered promptly without compromising on quality. Our efficient process ensures that you can rely on us for timely and reliable service.
Samples and Prototypes Are Our Specialty
We understand the importance of seeing and feeling your custom boxes before committing to a large order. That’s why we offer a sample service, allowing you to try before you buy. Our samples are made to the same high standards as our production boxes, giving you a true representation of what your custom boxes will look like.
For businesses that need to test and refine their packaging solutions, we also offer prototype services. Our prototypes are made using the same materials and printing techniques as our production boxes, allowing you to test and refine your design before committing to a large order. This ensures that your final product meets your expectations and requirements.
Tips for Effective Custom Box Design
Use Our Size Guide:
Think about the size, shape, and weight of your products, as well as any specific packaging requirements you may have. You can use our cardboard box size guide to make sure you’re getting the right dimensions for your product.Choose the Right Material:
Select a material that is durable and suitable for your products. Double-wall cardboard can help keep fragile products safe. Consider adding additional protective packaging for extra security.Use Your Logo:
Avoid cluttering your design with too much information or complex graphics. Use your logo for a simple design that stands out.
By following these tips, you can create a custom box design that is effective, professional, and reflective of your brand identity.






