The Syncro 4/3mm is designed to keep you warm whilst we head into winter with dropping water temperatures. With glued and blind stitched seems this will protect you any unwanted water entering the wetsuit :: Women > Wetsuits. Zip: Chest zip entry with water block semi-dry zipNeoprene: Super lite neoprene which is packed with air cellsWomen's 4/3mm chest zip westuitKnees: Ecto-Flex knee pads for added proctectionLining: Heat retaining bi-fleece thermal lining panelsStitching: Glued and blind stitched for ultimate water protection Size: 12,14.