2
Wet suits are the perfect example of the name matching the application: they are intended to be wet.
They do provide a thermal insulation although your body is in contact with water. However, this isolation is limited. Cold water will drain heat from your body faster than your body can produce if the water is cold enough. It depends on the ability of your ...
1
Last winter I tried cycling in a 3mm sleeveless wetsuit (I was on the way to swim in a river, and thought I'd save getting changed beforehand). The air temperature was a little above freezing, and it turned out to be very warm and sweaty riding in neoprene. Apart from that it wasn't uncomfortable to wear. Perhaps it was a little constricting on the joints, ...
Only top voted, non community-wiki answers of a minimum length are eligible