Use our If It Packs, It Posts packaging to get flat rate postage based on size. Choose your packaging size below to get started.

When you use your own packaging to send up to 5kg within Australia, your flat rate postage is based on the weight tier your packed item fits into. Parcels sent using own packaging up to 5kg are charged according to their actual weight or cubic weight equivalent, whichever is greater.

Your postage cost is based on the weight of your item, it's destination and delivery speed. Use our online calculator to estimate your postage costs.

Read our FAQs for more details on If It Packs, It Posts.