Custom Cardboard Boxes Made to Your Exact Size
UK manufactured • From 100 boxes • Single, double & triple wall • Printed options available • Fast quotations

Custom Cardboard Boxes Made to Your Exact Size
Need a cardboard box that standard stock sizes simply don’t fit?
Defenda Packaging manufactures custom cardboard boxes to your exact dimensions, giving businesses a made-to-measure packaging solution for products that need the right fit, strength and level of protection.
Our custom corrugated boxes are manufactured in the UK and can be produced in single wall, double wall or heavy-duty triple wall board, with a wide range of FEFCO box styles available.
Whether you need a straightforward plain shipping carton or a more complex die-cut or printed box, we can manufacture packaging around your product and application.
Plain non-die-cut custom boxes are available from just 100 boxes, while die-cut and printed designs typically start from 500.
Send us your required dimensions and quantity using the quote form below and we’ll recommend the most appropriate board grade and box construction.
Below are the different FEFCO styles that are available.
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FEFCO 02 Style Boxes
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FEFCO 03 Style Boxes
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FEFCO 04 Style Boxes
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FEFCO 05 Style Boxes
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FEFCO 06 Style Boxes
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FEFCO 07 Style Boxes
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Showing all 6 results
Why Choose Custom Cardboard Boxes?
Stock cardboard boxes are ideal when one of the available sizes happens to fit your product.
When it doesn't, you can end up using a carton that is significantly larger than necessary.
That can mean:
- more empty space inside the box
- more void fill
- poorer product presentation
- increased storage space
- potentially larger shipping dimensions
- additional movement of the product during transit
Made-to-measure cardboard boxes are manufactured around the dimensions and requirements of your product instead.
This gives you greater control over the box size, board strength, style and appearance.
Custom Made Boxes to Your Exact Dimensions
Defenda Packaging can manufacture corrugated boxes around the internal dimensions you require.
When requesting a quotation, provide the required:
Length × Width × Height
in millimetres.
These should normally represent the usable internal space required for your product and any protective packaging being placed around it.
If you're unsure how much clearance to allow, tell us what you're packing and our team can help determine a suitable specification.
Single Wall, Double Wall or Triple Wall Boxes
Choosing the correct cardboard grade is just as important as choosing the dimensions.
Single Wall Custom Boxes
Single wall corrugated cardboard uses one fluted layer between paper liners.
It is suitable for many everyday products and general shipping applications where high levels of stacking or impact strength are not required.
Double Wall Custom Boxes
Double wall cardboard uses two corrugated layers, creating a stronger and more rigid carton.
It is particularly useful for:
- heavier products
- valuable items
- industrial components
- export packaging
- products requiring better stacking strength
- goods likely to experience demanding transport conditions
Triple Wall Custom Boxes
For exceptionally heavy or demanding applications, triple wall corrugated cardboard can provide substantially greater strength.
The correct board specification depends on the size and weight of the product, how it will be transported and how cartons will be stacked.
When completing our quotation form, tell us the approximate weight of the contents so we can recommend an appropriate board grade.
Custom Boxes for Ecommerce Businesses
Made-to-measure packaging can be especially useful for ecommerce businesses.
If a product is repeatedly shipped in a stock box that is substantially larger than necessary, the business may also need to purchase additional void filling and protective material.
A correctly sized custom carton can provide a neater fit around the product and create a more considered presentation when the customer opens the parcel.
Custom boxes can be manufactured for:
- subscription products
- ecommerce orders
- retail products
- replacement parts
- specialist equipment
- gift products
- electronics
- homeware
- automotive components
- industrial products
Custom Shipping Boxes
A shipping box needs to do more than simply contain the product.
The appropriate construction depends on:
- product weight
- fragility
- dimensions
- stacking requirements
- distribution method
- storage conditions
- courier or pallet transport
By manufacturing the carton around the application, rather than simply selecting the nearest stock size, the box specification can be chosen specifically for the job.
Bespoke Boxes for Manufacturers and Engineering Businesses
Manufacturers frequently need packaging for components and products that don't correspond to standard carton sizes.
These might include:
- engineering components
- machinery parts
- fabricated products
- electronic equipment
- assemblies
- automotive components
- tools
- replacement parts
A bespoke corrugated box can be designed around the size, weight and protection requirements of the product.
For heavier items, double or triple wall board can be specified where appropriate.
Custom Postal Boxes
Not every custom-made carton needs to be a conventional 0201 shipping case.
Defenda can manufacture a wide range of FEFCO box styles, including folding postal boxes, wrap-around cartons and other specialist constructions.
A custom postal box can be useful when:
- presentation matters
- the product requires a close-fitting mailer
- ordinary stock postal boxes are the wrong dimensions
- an ecommerce product requires its own packaging
- a specific opening style is preferred
Custom Printed Cardboard Boxes
Custom boxes can also be printed with branding, product information or other artwork.
Printed packaging can include:
- company logos
- brand names
- product information
- handling instructions
- website addresses
- identification codes
- promotional messages
Printing generally involves higher minimum quantities and may increase production lead times, so provide details of your requirements when requesting a quotation.
For simpler branding across several different box sizes, custom printed packing tape may also be worth considering.
[LINK: custom printed packing tape → Custom Printed Tape category]
Brown, White and Coloured Boxes
Natural brown kraft board is the standard choice for many shipping cartons.
Depending on your requirements, boxes may also be available in:
- brown kraft
- white
- coloured finishes
White board can provide a cleaner appearance for presentation or customer-facing packaging, while brown kraft remains an economical and practical option for general shipping.
What Are FEFCO Box Styles?
FEFCO codes are a standardised system used to describe common corrugated packaging designs.
Rather than every manufacturer using different names for the same construction, FEFCO codes provide a recognised reference for box styles.
Examples include conventional shipping cases, folding cartons, wrap-around designs, telescopic boxes and die-cut postal boxes.
Defenda can manufacture a wide range of FEFCO styles to suit different products and packing processes.
If you're unsure which design you need, simply describe the product and how you intend to pack it. We can help identify an appropriate style.
FEFCO 0201 Custom Boxes
FEFCO 0201 is one of the most widely used corrugated carton designs.
It is the familiar regular slotted shipping carton with flaps meeting at the centre.
It is popular because it is:
- economical to manufacture
- supplied flat
- easy to store
- straightforward to assemble
- suitable for many shipping applications
For many straightforward custom box enquiries, an 0201-style carton is a sensible starting point.
Die-Cut Custom Boxes
Some packaging designs require a cutting forme to produce more complex shapes.
Die-cut boxes can incorporate features such as:
- locking tabs
- tuck-in lids
- shaped openings
- integral flaps
- specialist closures
- display features
These designs can provide excellent presentation and product fit, although minimum order quantities are usually higher than for straightforward non-die-cut cartons.
Defenda's minimum quantity for designs requiring die cutting or printing is typically 500 boxes.
[LINK: die-cut boxes → Die Cut Boxes category]
Minimum Order Quantity for Custom Boxes
For basic unprinted, non-die-cut custom boxes, Defenda's minimum order quantity is currently:
100 boxes
For more complex boxes requiring die cutting or printing, the minimum is normally:
500 boxes
This allows businesses to access UK-manufactured custom packaging without necessarily committing to many thousands of cartons.
How Quickly Can Custom Boxes Be Made?
Defenda understands that packaging shortages can prevent businesses from shipping their own products.
We therefore aim to provide custom-box quotations quickly, typically on the same or next working day.
Many straightforward custom cartons can then be manufactured within approximately 10 working days, although actual lead times depend on the box style, material, quantity, printing and current production schedule.
If you have a specific deadline, include it with your enquiry.
UK Manufactured Custom Cardboard Boxes
Defenda's corrugated custom boxes are manufactured in the United Kingdom.
UK manufacture gives us greater control over:
- box specification
- material selection
- production
- lead times
- quality
- specialist sizes
It also allows businesses to source bespoke packaging without relying on long international supply chains.
Can Custom Boxes Reduce Packaging Waste?
A properly sized custom box can reduce unnecessary empty space compared with using an oversized stock carton.
Depending on the application, this may reduce the amount of:
- void fill
- bubble wrap
- paper cushioning
- oversized outer packaging
required around the product.
The most effective packaging still needs to provide sufficient protection, so the smallest possible box isn't always the correct choice. The aim should be to achieve an appropriate balance between fit and protection.
Plain Boxes or Printed Boxes?
For purely functional shipping, plain brown corrugated boxes are often the most economical option.
Printed boxes may be worth considering when:
- customers see the shipping carton
- branding matters
- products are sold in retail packaging
- instructions need to be printed directly on the carton
- the packaging forms part of the product presentation
If you use many different box sizes, another option is to combine plain custom cartons with branded packing tape.
Why Buy Custom Cardboard Boxes from Defenda Packaging?
Defenda Packaging combines UK manufacturing with many years of experience supplying protective packaging to businesses.
Our custom box service offers:
- boxes manufactured to your required dimensions
- single, double and triple wall board options
- numerous FEFCO styles
- plain and printed options
- brown, white and coloured finishes
- UK manufacture
- minimum quantities from 100 straightforward boxes
- fast quotation turnaround
- typical production within approximately 10 working days
- nationwide UK delivery
Whether you need 100 straightforward made-to-measure cartons or a much larger production run of specialist boxes, send us your requirements and we'll provide a quotation based on the packaging your product actually needs.
Request a Custom Box Quote
To quote accurately we need:
- required internal Length × Width × Height
- number of boxes
- approximate weight of the contents
- preferred box style, if known
- preferred board colour
- printing requirements, if any
- delivery postcode
Don't worry if you don't know the FEFCO style or board grade.
Tell us what you're packing and how it will be transported, and we can help determine an appropriate specification.
Complete the Custom Box Enquiry Form above or call Defenda Packaging on 02476 422000 to discuss your requirements.
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