What is the minimum order for custom compostable mailers?
Custom non-padded HEROPACKs start from 500 mailers. Custom padded mailers start from 5,000. The price per mailer is lowest at 5,000 units and above for HEROPACKs and 10,000 and above for padded mailers.
How long do custom mailers take?
Custom compostable mailers are made from scratch and take 2–4 months to make and deliver in Australia. Plan ahead so you don’t run out of stock.
Need them faster or in a smaller quantity?
Our custom HEROKRAFT paper mailers and HEROHEX paper padded mailers can be printed from just 25 units and are printed and shipped within 1–2 weeks.
What printing is included?
The price includes double-sided printing, the printing plate and GST. Printing is one colour on one background colour: you choose the mailer colour and one print colour.
What sizes can I order?
| Custom HEROPACK (non-padded) |
Custom padded |
| Small 19 x 26cm |
Small 19 x 26cm |
| Small-Medium 22 x 34cm |
Small-Medium 22 x 34cm |
| Medium 26.5 x 38cm |
Medium 26.5 x 38cm |
| Large 36 x 48cm |
Large 36 x 48cm |
| X Large 55 x 55cm |
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| XX Large 60 x 73cm |
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What materials are custom padded mailers made from?
Choose a paper matte outer or a compostable gloss outer, both with a compostable bubble inner made from PLA and PBAT. Most brands choose the paper outer: it has the best sustainability rating and customers can tear the paper away to recycle it.
Are custom mailers certified compostable?
Custom HEROPACKs are certified Home Compostable (AS 5810) and Commercially Compostable (AS 4736), and meet EN 13432. Custom padded mailers are certified for commercial composting only (AS 4736, EN 13432).
How do I order?
- Choose your size and quantity (and material for padded mailers) and place your order.
- Pay by credit card, buy-now-pay-later or bank transfer.
- Email your front and back artwork to hello@heropackaging.com.au — .ai files for HEROPACKs; AI or PDF for padded mailers.
- We send a PDF proof. Once you approve it, your mailers go straight into production.
Can I have a double adhesive strip for returns?
Custom mailers come with a single adhesive strip as standard. Email us for a quote on a double strip.
Which mailer colour should I choose?
The lighter the mailer colour, the more translucent it is, because of the renewable ingredients needed to stay certified compostable. We recommend a medium to dark background colour; choose black for no transparency.
What is the shelf life of custom mailers?
About 9–12 months when stored cool and dry, out of direct sunlight. Order a quantity you will use within that time.
Do you price match?
Yes. If you receive a lower price on like-for-like custom mailers, we’ll beat it by 5% (conditions apply).
Can I cancel or return a custom order?
Custom orders that have already been printed can’t be returned under any circumstances. If production hasn’t started, contact us within 14 days of purchase; a $15–$50 setup fee plus handling and restocking fees are deducted from your store credit. See our Shipping & Returns page.
Why buy from Hero Packaging?
Hero Packaging is a Sydney-based, Australian-owned, certified B Corp. Our B Corp certification covers how we run our whole business, from sourcing to customer care. Questions? Email hello@heropackaging.com.au or call (02) 8006 1283.