We understand your frustrations.
if exceeds max size:
You can try swapping the dimensions between the fields to fit within the min / max dimension values (e.g Swap width & height values) of the product chosen.
The dimensions of the product are used as a reference guide. Ultimately, we follow your artwork file as the guide to what you want to be printed out.
If you are unable to make an order and want to make a custom order:
Contact us at [email protected] to help you out with your order.