The seams are reinforced with ultra-flexible neoprene , which optimizes the suit's durability and warmth The lining on the stomach and back will maintain your natural body temperature Back Zip - Easy to put on Reinforced knees The wetsuit with all the Soöruz expertise at the best price Made of soft and robust Limestone G3-flex neoprene, - The seams are sewn and glued (GBS) and reinforced with patches at intersections and critical areas, - Duraflex reinforcements on the knees print water glue- Front-Zip or Back-Zip opening system