Quote Originally Posted by IainR View Post
but the one constant measure is HH....
IainR - the Hydro static head test is a measure but there's plenty of suitable products out there where you may not be able to find the test results and even then, at what standard.
Even in industrial PPE where they use EN343 it's not clear.

The 2 options are really to just ask for full body cover and leave it to the athlete to make the decision of the material type, or to ask for waterproof material with taped seams.