Watery neopren vest for men - Winterize - BlackStay Warm in the Water Without Losing Your Freedom of Movement. Keeping your body temperature up during long swims or in colder months can be challenging without being hindered by bulky gear. The Watery Winterize neoprene vest is designed to provide you with the extra warmth you need, exactly where it matters most. Crafted from exclusive Yamamoto #39 Limestone neoprene, this vest is significantly more flexible and lighter than traditional options.