Rip Curl | Dawn Patrol 3/2mm Chest Zip Long Sleeve Steamer. BlackRip Curls Mens Dawn Patrol 3 2 Chest Zip Wetsuit is built for consistent performance in mild to cool water, with a focus on everyday comfort and durability. The 3 2mm neoprene and chest zip entry help keep warmth in and flushing down for regular sessions. 3 2 mm neoprene for lightweight insulation in mild to cool conditions Suggested water temperature range: 15C to 20 Chest Zip entry designed to help reduce flushing GB seam construction with sealed