Frequently asked questions

Yes – to every state and territory. Orders are packed and dispatched from our Melbourne warehouse within 1–2 business days, with tracking.

Melbourne metro usually 2–3 business days after dispatch. Regional areas and other states usually 2–8 business days.

Standard shipping is a flat rate Australia-wide and free on orders over $120. Express shipping is also available – the price is shown at checkout.

You have 14 days after receiving your order to request a return. Items must be unworn, unused and in their original packaging. Return postage is paid by the customer. Email onesiestoreau@gmail.com with your order number to start a return.

You'll receive an email with your tracking number as soon as your order is dispatched.

We accept the payment methods shown at checkout, including major credit and debit cards and express wallets such as Shop Pay, Apple Pay and Google Pay.

Contact us straight away at onesiestoreau@gmail.com with your order number and a photo, and we'll make it right.

Onesies are sized by height. Adult S 155–160cm, M 160–165cm, L 165–170cm, XL 170–175cm, XXL 175–185cm. Kids sizes match height in centimetres. If you're between sizes, size up. See our size guide for details.

Machine wash cold on a gentle cycle, inside out, and hang to dry in the shade. Don't tumble dry or iron features like ears and eyes.

No. Our themed costumes and party supplies are inspired-by designs described by style and colour, and are not officially licensed products.