Customised Letterbox Friendly Boxes

Our range of letterbox boxes are designed to fit through door mail slots and meet Royal Mail's postage sizes.

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A cardboard mailing box with black print. Perfect for a minimalist and eco-friendly look.

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More letter boxes

Available in 2 sizes

Min. 30 pieces

A rigid, printed envelope. Great for shipping flat items.

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Available in 14 sizes

Min. 30 pieces

Shipping packaging for brands that care about the environment.

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Min. 1500 pieces

Padded envelopes with custom sizing, colours and branding.

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Available in 14 sizes

Min. 30 pieces

Eco mailer boxes with colourful prints on whitened cardboard.

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Available in 14 sizes

Min. 30 pieces

Corrugated boxes with the most vivid prints.

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Available in 12 sizes

Min. 30 pieces

Cardboard mailer box with a printed sleeve.

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Available in 14 sizes

Min. 30 pieces

A simple cardboard box with no strips made for safe shipping.

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Available in 4 sizes

Min. 30 pieces

A cardboard delivery box with adhesive strips.

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Min. 1500 pieces

Easy-fold mailers with custom prints & securing flaps

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Bakery boxes Book packaging Boxes for clothes Boxes for electronics Boxes for jewelry Boxes for shipping Boxes for subscription Boxes with lid Brown Postal Boxes Candle packaging Cardboard boxes Carton boxes Chocolate packaging Christmas packaging Coffee packaging Cosmetics packaging

Cupcake boxes Custom boxes with logo Custom corrugated boxes Custom printed boxes Custom Printed Cardboard Boxes Custom size boxes D2C packaging Die cut boxes Drink packaging E-commerce boxes E-commerce packaging Eco-friendly packaging Flower packaging Folding boxes Food & takeaway packaging Food delivery bags

Garment packaging Invitation boxes Kraft boxes Large cardboard boxes Letter boxes Luxury gift boxes Luxury packaging Mailing boxes Papers perfume boxes Plain boxes Plastic-free packaging Postage bags Postal boxes Premium packaging Presentation boxes

Printed Tape product boxes Protective packaging Rectangle gift boxes recyclable packaging Retail packaging shipping boxes Shoe boxes Small cardboard boxes Soap packaging Sock packaging Square cardboard boxes Stickers & labels Watch boxes Welcome packs White cardboard boxes

Standard size cardboard post boxes

Packhelp’s range of letterbox boxes fit a standard size of ‘small parcel’ guidelines for Royal Mail, Deutchepost and many other European mail services. If you’re sending product via the mail and need custom packaging to meet a universal size, Packhelp has the ideal cardboard post boxes you need. Design a custom Royal Mail Large Letter Box or Small parcel box, keep your packaging costs down and save money!

More than just a box

The letterbox packaging that you deliver your products is much more than just a box. Our range of cardboard post boxes is designed to make sure that your product arrives at its destination safely and in style. Our corrugated cardboard letterbox boxes make sure that your product won’t get damaged in transit, but they still echo your businesses branding and visual imagery.

Cardboard post boxes for ecommerce

If you’re an ecommerce brand that relies on your national postal service to deliver your products, you need a cardboard post box that fits into your local letter box. By doing this, you’ll lower your packaging costs for both you and your customer.

Whether you need large bespoke letter postal boxes or a simple cardboard post box with your brand’s logo, Packhelp’s range of custom letter boxes are robust, durable and printed to the highest quality.

Customised letterbox friendly boxes

Using Packhelp’s online designer, you design your cardboard post boxes exactly how you like them. Drag and drop your logo and create your box top perfectly match the rest of your branding.

Then, have your letterbox postal boxes printed on full colour, white, or the natural kraft texture of cardboard. Design your letterbox boxes exactly how you want them to leave a great first impression with your recipients.

Free delivery in the UK and EU when you spend over €300/£300

Using Packhelp, you can not only design your high-quality yet cheap gift boxes, but they’ll be delivered to your UK or EU address for free when you spend over €300/£300, and within 14 days. With minimum orders of just 30 pieces, you can design your own gift boxes without investing a fortune. Design and order your letterbox postal boxes with Packhelp now!

Letter boxes

ECO / ECO WHITE MAILER BOX

More letter boxes

Custom Cardboard Envelope

Eco / Eco White Mailer Box

Padded Envelope

Eco Colour Mailer Box

Full Colour Mailer Box

Sleeved Mailer Box

Plain Mailer Box

Plain Delivery Box

Book Mailer

Shop by needs

Standard size cardboard post boxes

More than just a box

Cardboard post boxes for ecommerce

Free delivery in the UK and EU when you spend over €300/£300

Letter boxes

ECO / ECO WHITE MAILER BOX

More letter boxes

Custom Cardboard Envelope

Eco / Eco White Mailer Box

Padded Envelope

Eco Colour Mailer Box

Full Colour Mailer Box

Sleeved Mailer Box

Plain Mailer Box

Plain Delivery Box

Book Mailer

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Shop by needs

Standard size cardboard post boxes

More than just a box

Cardboard post boxes for ecommerce

Customised letterbox friendly boxes

Free delivery in the UK and EU when you spend over €300/£300