They have a number of seriously red flags that they are off shore.
- no contact information beyond their online web form or the email listed in the ToU or any location information.
- These Terms of Service and any separate agreements whereby we provide you Services shall be governed by and construed in accordance with the laws of Europe.
- There are no references I could find to the ACL or to an ABN
I agree with you on the misleading nature of the refunds page as presented however anything related to a ‘change of mind’ is at most implied. The style of the statements are ‘not Australia’ - likely their home jurisdiction.
An ecommerce site to be avoided in my opinion.
You could try lodging a charge back on your credit card citing their refund policy and/or just offering to return the shoes. 50-50 how either could turn out.
This older topic might be helpful in future.
Please keep your topic updated as to how you decide to proceed and how it goes.