Collection: Mailing Boxes - Custom Printed

Custom Printed Mailing Boxes Australia

Transform your e-commerce deliveries into a premium unboxing experience with custom printed mailing boxes. Manufactured from heavy-duty, crush-resistant corrugated cardboard (E-flute), these die-cut self-locking mailers are designed to protect products during transit while minimizing postage costs. Smartbag offers fast, local Australian printing on Kraft or crisp White mailing boxes with a rapid 7-day turnaround and industry-low Minimum Order Quantities (MOQs), making branded shipping accessible for startups and established brands alike. Every custom box order receives a free digital mockup, ensuring we verify your logo placement before a single drop of ink hits the cardboard.

SUPER FAST, FULL COLOUR PRINTED MAILER BOXES 
Have your logo or design printed in full colour on our strong mailer boxes super fast.
Order from 50 to 1200 custom printed boxes.

 Printed fast within 7 -10 working days.
 High quality full colour printing on outside of the box.
 Printed on tough and durable corrugated cardboard.

Need 1500 or More Custom Made Mailing Boxes?
Plain, Printed or Custom? GET HUGE SAVINGS with custom made. Contact us for pricing.


When you are scaling an online brand, generic packaging simply won't cut it. Whether you are sourcing branded shipping boxes wholesale for high-volume fulfillment or need specialized custom e-commerce packaging for a new product launch, your mailer is the first physical interaction a customer has with your business.

Sizing Your Box: The Postage Cost Factor

Choosing the right dimensions is vital for protecting your goods and keeping courier costs low. Our die-cut boxes custom print perfectly across a range of sizes designed to perfectly accommodate standard courier satchels or ship naked with just a shipping label.

Mailing Box Size

Best Used For

Courier / AusPost Compatibility

Small / C6

Jewelry, cosmetics, small electronics

Fits standard parcel / small satchel tiers

Medium / A5

Skincare kits, paperbacks, small apparel

Cost-effective medium parcel tier

Large / A4+

Subscription boxes, folded clothing, tech

Large parcel / cubic weight calculations

Wine Mailers

Securely shipping 1-3 glass bottles

Heavy-duty protection / fragile shipping

The Psychology of the "Unboxing Experience"

For modern e-commerce and subscription box printing, the packaging is just as important as the product itself.

  • First Impressions: In e-commerce, the shipping box is the only physical touchpoint a brand has with a customer. A branded box immediately increases the perceived value of the product inside.
  • Social Media Sharing: Customers are 3x more likely to film an "unboxing video" for Instagram or TikTok if the exterior packaging is custom-printed and visually appealing.
  • The Internal Reveal: Pair your custom box with branded Tissue Paper and a Custom Sticker seal inside to create a multi-layered, luxury reveal that drives repeat purchases.

Structural Integrity: Crush-Resistant Cardboard

Nothing ruins an unboxing experience faster than a damaged product. Our custom mailing boxes are die-cut from premium corrugated cardboard (typically E-flute or B-flute). The fluted inner layer acts as a shock absorber, protecting fragile items from drops and the heavy weight of stacked courier vans. For ultimate interior protection, pair these corrugated mailers with logo printing with our eco-friendly Honeycomb Hex Wrap.

The self-locking tab design means our mailers assemble in seconds without needing excessive packing tape. Plus, by choosing a local supplier, you avoid crushed imports and 12-week sea freight delays—your boxes are printed right here in Australia.

Frequently Asked Questions

Q: Can I print inside the mailing box?

A: For our rapid 7-day local screen printing, we specialize in high-impact exterior printing (on the top lid). For full-color digital printing or inside/outside edge-to-edge printing, please contact our team for a bespoke bulk quote.

Q: Are your custom mailing boxes eco-friendly?

A: Absolutely. Both our Brown Kraft and White corrugated mailing boxes are made from highly recycled content, are 100% kerbside recyclable, and we use eco-friendly water-based inks for printing. This allows your brand to maintain a strictly plastic-free shipping ethos.