Swimsuit malfunction - a failure of quality or just the wrong size?

Taking advantage of the sweltering temperatures outside whilst I write this, here is a mini case study in quality control…

A premium-priced, high-tec swimsuit should be replied on to perform. You’ve paid for the quality. You want that extra advantage the product offers. And you are standing at the start of an international swimming race. The last thing you’d expect as a customer is this…