Any recommendations or ideas for an alternative to wellies or walking boots for a festival?

Any recommendations or ideas for an alternative to wellies or walking boots for a festival? I went to a very muddy festival last year and my bunions were agony in my walking boots after a couple of hours standing in them. They have a reasonably wide toe box and have always been fine in the past it’s just that my bunions are now worse. I think it’s more the hardness of them rather than the space as I can only wear soft trainers these d