A 4/3 mm wetsuit, also called a 4. It features 4mm neoprene in the torso for warmth and 3mm in the arms and legs for flexibility. A 4/3 suit is also a good choice for temperatures ranging from 8°to 11°Celsius (48° -54°Fahrenheit), but in those conditions, you can also go for the added warmth of a 5/4 mm suit. In cold winter water, a hooded 5/4 mm suit is a must, along withsurf glovesandsurf bootsto keep your hands and feet warm.A bit thicker than the 3/2, the 4/3 wetsuit is a warmer option and a must have for all surfers in the North East. The 4/3 wetsuit features 4mm neoprene in the core and back with 3mm through the extremities. Surfers in NE typically wear these suits in the Spring and through the Fall and early Winter.Just ask yourself If my suit doesn’t perfectly match the water temp would I rather be a little too warm or a little too cold? Most would probably go for a 4/3 as a winter suit.A 5/4 mm, also called a 5. It is slightly warmer than a 5/3 mm due to the extra mm thickness in the arms.
Should I size up for Patagonia?
Patagonia sizing is mostly true to size. Yes, a size 4 is considered small for a woman.