One of the major focus in Athens Olympics this year will Michael Phelps break the gold medal record? This year swimming is not all about skills and endurance, is also about "what to wear" would most likely to put you on the podium. An article on the Scientific American website http://. The swimsuit company giants Speedo and Tyr are likely to be the center of attention in the swimming with both companies claiming to have the upper edge. The surprising thing is the making of the Speedo's Fastskin Suit and Tyr's Aqua Shift. While Speedo is trying to reduce the drag between swimmer and water to minimum, Tyr has increased the drag force!