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Cardboard Mailer Boxes

If you want your customers to have an extremely classy and premium ‘unboxing’ experience, look no further than our cardboard mailer shipping boxes. Whether the things are heavy or light weight, our boxes have enough strength to hold them with an attractive appeal. Our mailer boxes are not just eco-friendly but also customisable to reflect the true identity of the brand. You have choices to select from multiple sizes, dimensions, thicknesses, and inserts for extra protection. We offer full-colour printing, matte or gloss finishes, spot UV, foil stamping, and logo embossing.

Furthermore, our logo-printed mailer boxes create a memorable customer experience, turning every shipment into a marketing opportunity. The bulk purchase and wholesale option makes an affordable option for high-volume shipping while keeping eco-friendliness in mind. So, without any delay, contact The Product Boxes UK for secure protection, professional presentation, and customisable branding of mailer boxes for your business needs.

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Starting From: £1 Per Box

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Ensure Stylish and Secure Shipments With Our Cardboard Mailer Boxes 

If your business is looking for effective and safe ways to ship your products and still provide your customers with an amazing unboxing experience, cardboard mailer boxes are the best choice for you. Providing protection to your items helps keep costs easy to manage and avoids wasting money. They are perfect for eCommerce businesses, subscription services, and boutiques. Mailer box packaging provide a perfect mix of customer satisfaction and protection for your items on your way to your business.

Now Enjoy Safe Delivery with Durable Mailer Boxes

Our boxes are made with the strongest materials available to prevent crushing and damage, keeping your items safe within the box.

Why choose our mailer boxes?

  • Easy to manage strength
  • Protects items ranging from soft to medium weights
  • Local and international shipping is possible
  • Quality is maintained when reducing cost

Explore the Versatile Uses of Our Cardboard Mailer Boxes

We made our boxes with the best materials available to prevent crushing and damage to keep your items safe within the shipping process.

Common uses include:

  • Skincare and cosmetics items
  • Boutique or Handmade Items
  • Fashion and Clothing Items
  • Small gadgets and electronics
  • Subscription boxes and other monthly kits

Now Customise Your Mailer Boxes to Reflect Your Brand

With our flexible boxes, you can create the perfect identity for your business and make sure you have a perfect fit for everything you want to be in your box.

Customisation options include:

  • Tailored box sizes and dimensions
  • Printed logos, branding, and designs
  • Inserts and partitions for added protection
  • Kraft or coloured cardboard options
  • Reinforced thickness for heavier items

Choose Eye-Catching Printing, Colours, and Finishes

The unboxing experience with your mailer boxes can be made special.

Options include:

  • Matte or gloss lamination
  • Spot UV which highlights your logo
  • Foil stamping to give boxes a premium appearance
  • Full colour printing with CMYK or PMS

Get Cardboard Mailer Boxes with Logo for Maximum Brand Impact

Take your packaging to the next level by adding your brand logo and design to our cardboard boxes. Custom-branded mailer boxes not only protect your products but also create a professional experience that strengthens customer loyalty.

Benefits of logo-printed mailer boxes:

  • Promote your brand with every shipment
  • Make your packaging instantly recognisable
  • Enhance perceived product value and professionalism
  • Perfect for eCommerce, subscription boxes, and boutique businesses

Here’s Our standard Sizes & Dimensions 

Size CategoryDimensions (L × W × H)Ideal Uses
Small8 × 6 × 2 inchesJewelry, small cosmetics, accessories, small gadgets
Medium10 × 8 × 4 inchesSkincare products, apparel accessories, subscription boxes
Large14 × 10 × 6 inchesClothing, shoes, larger subscription boxes, medium electronics
Extra Large18 × 12 × 8 inchesBulkier apparel, multiple items, larger gadgets or gift sets

Contact Us For Bulk & Mailer Boxes Wholesale Prices

For growing businesses and high-volume shipping, bulk orders save money while maintaining consistent quality.

Benefits include:

  • Affordable pricing on large orders
  • Reliable quality for every shipment
  • Suitable for subscription services and eCommerce

If you’re looking for secure, stylish, and customisable mailer boxes, The Product Boxes UK is ready to help Enhance your shipping, protect your products, and leave a lasting impression with our professional ​custom packaging solutions.

TypeSpecification
Product NameCardboard Mailer Boxes
MaterialCorrugated / Kraft / Rigid Board
Board GradeSingle Wall / Double Wall / E-Flute / B-Flute
Box StyleMailer / Telescope / Self-Lock / Folding
DimensionsSmall / Medium / Large / Custom
LogoPrinted / Embossed / Foil Stamped
ColourWhite / Kraft / Custom
Quantity50 pcs / 100 pcs / Custom MOQ
FinishMatte / Gloss / Laminated / UV Coated
ClosureSelf-Lock / Tape / Magnetic / Ribbon
StrengthStandard / Heavy Duty / Reinforced
InsertCardboard Divider / Foam / Optional
Custom OptionsLogo, Size, Colour, Printing, Finish, Inserts
Shipping UseE-commerce / Retail / Subscription Boxes / Documents
Print OptionsDigital / Offset / CMYK / PMS / Spot UV
Edge StyleSharp / Rounded / Reinforced
EnvironmentRecyclable / Biodegradable / Eco-Friendly

Q: Are cardboard mailer boxes strong enough for shipping heavier items safely?

A: That depends on the board type. Standard cardboard works for light to medium-weight products, but heavier items should use reinforced or double-wall cardboard to prevent crushing during transit.

Q: Will cardboard mailer boxes keep delicate products like cosmetics or glassware secure?

A: Yes, if packed properly with tissue, dividers, or cushioning. The cardboard provides outer support, but internal fit is crucial for preventing damage.

Q: How can cardboard mailer boxes be customised for branding without losing durability?

A: Logos, minimal patterns, foil, and spot UV printing work best. Keeping designs simple ensures the packaging remains strong and readable without compromising structural integrity.

Q: Are cardboard mailer boxes eco-friendly for sustainable shipping?

A: Yes, most are recyclable and made from paper-based materials. Choosing uncoated or lightly coated finishes increases sustainability while maintaining strength.

Q: Can cardboard mailer boxes reduce wasted packaging space?

A: Yes, selecting the right size for your product minimizes void space, reduces filler material use, and keeps packaging efficient and professional-looking.

Q: Do cardboard mailer boxes work well for subscription and PR kits?

A: Yes, they are ideal for subscription boxes, influencer kits, and promotional mailers, offering a structured, premium feel while keeping products protected during shipping.

Q: Which finish options make cardboard mailer boxes look premium without extra cost?

A: Matte lamination, gloss coating, and spot UV are practical finishes that improve appearance and durability. Soft-touch coatings also add a tactile premium feel.

Q: How do I know which cardboard thickness or board type to choose?

A: Light products usually do fine with single-wall cardboard, while fragile or heavier items benefit from thicker or double-wall options to prevent bending or crushing.

Q: Can cardboard mailer boxes be reused by customers?

A: Yes, sturdy cardboard can be repurposed for storage, gifting, or organizing small items, which adds value for end-users and strengthens brand perception.

Q: What should be checked before ordering cardboard mailer boxes in bulk?

A: Verify internal dimensions, board strength, closure reliability, print quality, and whether inserts or padding are needed to ensure protection and presentation match your product needs.

Corrugated

A fluted box material is created to enhance the strength of the boxes for shipment purposes.

Cardboard

Light in weight and easy to print cardstock material that would be molded into any shape and style.

Kraft

Slightly brown paper-like thin material for packaging created by wood pulp and heaving eco-friendly nature.

Rigid

A thick cardboard box that is high in strength but also luxurious in presentation.

Holographic

An impressive as well as laminated paperboard that emulates a 3d look to colors.

Offset Print

High-quality and low-cost printing option that transfers the image to the box surface in a good resolution.

Digital Print

Digital printing techniques do not require any sort of printing plate as it transfers the image to the surface of the box easily without a plate.

UV Print

Safeguard the printed area from fading and make them more attractive.

Pantone

Utilization of a universally accepted color-matching system for printing the boxes.

Hot Foil Stamping

Print the foil detail by using the hot dies on the surface of the packaging boxes.

Cold Foil Stamping

It is a removable foil stamp that is applied without pressing any hot die or pressure on the boxes.

Blind Embossing

Create the raised area on the box surface by applying the pressure, not the inks.

Blind Debossing

Just like the craving on the box created by using letter plates or letter presses.

Registered Embossing

Create both the texture as well as the depth and endow a 3d effect to the area of the box.

Combination Embossing

Both the design as well as foiling is utilised at the same time to create a more appealing presentation.

Window Patching

Create a plain see-through cut in the box that is covered with a see-through plastic sheet.

Aqueous Coating

Provide tear-free impact to the packaging with a clear and fast-drying water-based coating at the time of printing.

UV Coating

Add protection against the damaging impact of UV sun rays by applying the UV coating to the packaging.

Spot Gloss UV

Annex the glossy effect on the specific areas of the packaging through spot coating.

Soft Touch Coating

Use the soft touch coating to make the darker and dull areas of the packaging velvety and smooth.

Varnish

Provides protection as well as perfect presentation to the printing part of boxes.

Lamination

A very thin plastic film is pasted in the boxes to make them more durable and long-lasting.

Anti-Scratch Lamination

This thin film of plastic is used to endow the scuff as well as scratch resistance to the boxes.
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