Keeps hands very warm for 2.5 min. in 0-degree water. They are a bit stiff because they are thick, 3 mm thick gloves could be enough for warmer water.
Tolerable to wear, water came through the seams, but it warmed the hands well when swimming. Stay in use.
Great gloves, good movement for the fingers, and kept your hand warm at 12 degrees Celsius water.