Order Kraft Shipping Boxes

We at ZEE Custom Boxes AU offer Order Kraft Shipping Boxes at wholesale prices, designed to meet your shipping needs with durable, high-quality materials. Choose from coating options including Gloss, Matte, and Spot UV to give your packaging a polished look.

Custom sizes and styles are available to suit your requirements, with fast turnaround times and free design and shipping services. Quote Now!

What Makes a Good E-Commerce Mailer Box

A branded mailer box has to do two things simultaneously — protect the product through the courier network and communicate the brand at the moment of delivery. Most generic brown boxes succeed at the first and fail completely at the second. Kraft Shipping Boxes are designed to handle both: the board grade and self-locking tab construction protect the contents; the full-colour litho print on the exterior delivers the brand at the moment the customer lifts the box from their doorstep.

The moment a customer receives a premium branded mailer is a marketing moment — one that is increasingly captured and shared. Australian research consistently shows that premium unboxing packaging increases likelihood of repeat purchase, positive review submission, and social sharing. It is one of the most measurable packaging ROI opportunities available to e-commerce brands.

Board Weight, Tab Type, and Closure Options

The board grade for mailer boxes is selected based on the product weight and fragility. For lightweight apparel, accessories, and flat products under 500 g, rigid board mailers (350–400 gsm) in a self-seal envelope format provide a sleek, compact solution. For heavier or more fragile products, single-wall corrugated B or E flute is the specification — with self-locking tabs that assemble without tape and hold the lid closed securely through courier transit.

Self-locking tabs are the critical feature for high-volume e-commerce fulfilment — they allow the box to be assembled and loaded in seconds without a tape gun. Peel-and-seal tape closure strips are an alternative for rigid board formats where a clean, reusable look is preferred. Tear-strip opening strips, added to the reverse of the lid, give customers a clean opening experience without needing to tear the box apart. Related: Custom Kraft Pillow Boxes for outer transit packaging.

The Business Case for Printed Mailers vs Plain Brown Boxes

The cost difference between a printed branded mailer and a plain brown RSC shipper is typically smaller than e-commerce brands expect — particularly at quantities over 500 units. At 1,000 units, the per-unit premium for a litho laminate branded mailer over a plain corrugated box is often in the AU$0.80–1.50 range depending on print complexity. Against the measurable uplift in repeat purchase rate and review volume that premium unboxing packaging delivers, that premium recovers quickly.

For subscription box brands, the mailer box is a core part of the product experience — subscribers anticipate the box as much as the contents. For those brands, the investment in premium printed packaging is not optional; it is part of what the customer is paying for. For interior packaging elements, see our Custom Kraft Soap Boxes Packaging.

Common Mailer Sizes for Australian Online Sellers

• Small rigid mailer (200 × 150 × 50 mm) — jewellery, accessories, phone cases, small electronics accessories
• Medium corrugated mailer (300 × 220 × 80 mm) — folded apparel, books, beauty sets, skincare bundles
• Large mailer (400 × 300 × 120 mm) — subscription box standard, small homewares, multiple product orders
• Shallow mailer (320 × 230 × 30 mm) — documents, art prints, flat accessories, single garments
• Custom dimensions — for brands whose product dimensions do not fit standard proportions cleanly

From Brief to Delivery

1. Product weight and dimensions — determines board grade and self-lock configuration
2. Print specification — exterior only or interior print also; design assets or brief
3. Quote — within 24 hours, tiered pricing from 250 to 10,000+ units
4. Free artwork — 3D mockup of the assembled box exterior and interior if applicable
5. Production and dispatch — 7–14 business days, tracked Australia-wide