The O'Neill Reactor 2 3/2mm Back Zip Wetsuit is engineered for performance in a value driven package. A perfect combination of stretch and durability with fresh graphics and a style that's built to last. This wetsuit features UltraFlex Combination Neoprene, Flatloc-Stitched Breathable Seams, a Wind-Resistant Smoothskin Chest & Back, an Adjustable Super-Seal Neck, and Strategic Seamless Paddle Zones.