I finally moved away from collapsible wagons altogether because I’d go through almost one per year. It takes up more room but I’ve gone with a steel utility wagon similar to this one: https://amzn.to/43aMY8g
It’s made it through 8 festivals now and still going strong!
Oh ya it’s not small but it’s significantly easier to pull because of the larger wheels. But ya, storage space and getting it in and out of the vehicle are the biggest considerations.