The Advance Skills provided defective product

I want to acknowledge that The Advance Skills has attempted to resolve this issue. However, the solution they're offering (a $499.54 store credit) isn't adequate considering I paid $499.54 for a athletic shoes that never worked properly.

Dear valued customer, Thank you for bringing this matter to our attention. We at The Advance Skills take all customer concerns seriously and are committed to ensuring your satisfaction. We have reviewed your complaint regarding our t-shirt and have initiated an internal investigation (Reference: REF-4AB3564C). One of our specialists from our Customer Success will be contacting you within the next 9 business days to discuss this matter further and work towards a resolution that addresses your concerns. We appreciate your patience and look forward to resolving this matter to your satisfaction. Sincerely, Avery Rodriguez Brand Representative The Advance Skills Customer Relations