The Roxy Women’s Syncro 3/2 Back Zip Wetsuit is full of style, warm features, and eco-friendly materials. The StretchFlight 2 neoprene, produced from scrap rubber tires, is lightweight and comfortable. Internally, the WarmFlight thermal fleece partial liner offers the perfect warmth needed to ward off the ocean chill. The chest and back panels are externally lined with Thermal Smoothie neoprene which retains heat and blocks windchill. StretchFlight 3 Tape covers the internal seams for a watertight seal, while triple glued and blind stitched seams offer flexibility from head to toe. Zip up the back using the durable YKK plastic zipper.