If you didn’t know about thermal classes, get your wetsuit out and take a look at the huge label inside it. Flick through the seven or eight pages of the label and on one of them, you should find a thermal class grade; A, B, C or D.
If you didn’t know about thermal classes, get your wetsuit out and take a look at the huge label inside it. Flick through the seven or eight pages of the label and on one of them, you should find a thermal class grade; A, B, C or D.