Triathlon Trisuits man Blueseventy Swimskin Pz3tx. The PZ3TX, a fully textile, welded version of the pointzero3, blueseventy continues to set the standard others will try to follow in triathlon swimskins. Using the latest in microfibre textile technology, the PZ3TX draws on our years of high performance swimming product development combined with the most recent developments in textile research. PZ3TX is a highly advanced swimskin combining hydrophobic fabrics with welded seams in order to reduce surface drag and through its biomechanically engineered compressive properties, drastically reduces wave drag and increases performance. The result is a swimskin that will set the standard for triathlon and open water swimmers in the new era of textile regulations. Its not surprising the worlds fastest open swimmers continue to make their blueseventy the swimskin of choice. NOTE: We find most athletes choose to size up in the PZ3TX. If you find yourself on the lower end of a size based on the size