When the water's warm, but not quite warm enough, turn to the classic style and modern tech of the O'Neill Men's O'riginal 2/1mm Jacket. Its UltraFlex neoprene delivers superior feel, flexibility, and reliable warmth in cooler waters, while the SmoothSkin lining works to keep you warm when the ocean wind picks up. Then, the strategic seamless paddle zones at the arms help you get from the beach to the line-up with unrestricted mobility, and the back zippered entry stays out of your way when you need pick just the right wave.