North Island Kang mediated the United States team's stars and stripes shark skin in the water cube, breaking the world record is as easy as changing shirts. Doping? of course not. Because champions all wear a secret weapon called "shark skin." American prodigy Phelps said: "put it into the swimming pool, just as the hot blade across the delicate butter." Where sacred? This swimsuit is called "shark skin" because its core is to mimic shark skin. Shark skin rough surface of the V-shaped folds can greatly reduce the friction of water flow, so that sharks can swim quickly. The super-stretch fiber surface of Sharkskin swimwear is made entirely from the shark skin surface. The swimsuit also incorporates the bionics principle, mimicking the human tendon at the seams, providing athletes the power to draw water backwards. Shark Four generations of fourth-generation "shark skin" from the very light, low resistance, waterproof and quick-drying properties made of LZR Pulse fabric, is the world's first wrinkle-free swimsuit. It reduces water resistance by 10% and oxygen consumption by 5%, thereby reducing physical exertion in athletes. However, wearing it is not easy, a person in the case of help but also more than half an hour to wear. It is 70 times more than the average swimsuit, no wonder Phelps swimsuit to take off, so to give his teammates can make the best. Tolerant a beard The men's 100-meter backstroke preliminaries, a German medalist who has won the medal actually did not shave. As soon as the American commentators saw this, "This is the era of 'shark skin', you're not even shaving or arrogant, it's the Olympics. You think the opponents are vegetarian?" As a result, The group did not qualify. Why can not the beard into the "shark skin" era Olympic swimming pool? We may wish to take a look at the "shark skin" process: "shark skin" can not be manufactured using the line every match, but to use ultrasound technology to connect a trace of the line is not allowed to exist. Is not a bunch of beard hundreds of legs? Of course, outdated. Big design Impression of the "sharkskin" is black tights, not as good as the previous small swimsuit to seductive, now different, "sharkskin" is also a fashion it. Famous sports brand Speedo invited Comme des Garcons to design a US swimming team shirt, the style of the US stars and stripes elements used in the swimsuit. Famous designer Rei Kawakubo Kawakubo Ling also added a silver swimsuit on the hand-painted patterns, so that the dark "shark skin" also instantly master the magic, become fashion sense full. Simple North Island "Frog King" Kitajima's "shark skin" is very simple, not too fancy design. The Japanese team is not so simple, and their swimsuit on the black with flash surface, but also 尽显 fashion sense. "Simple return to simple, but star full of fashion sense." Japanese swim fans have said.