She isn't keen on the idea of a dry suit and the neck seal, not keen on wetsuit neck seal hence the long john type. with a Cagon topto combat wind chill or a neoprene coat/hoody.
As the vehicle of most frequent use is not technically a RIB, getting wet enough should not be a problem.
would be ideal if available in an appropriate size.
Treerat the flood suit looks interesting but would it be dangerous in an over board situation (more than likely in the possible usage cases)
A BA is the next issue the auto inflate would be no good a foam rather than inflatable probably better.