Sports athletes’ calves are divided into 4 levels

Liu Xiang China's proud sprinter Liu Xiang has incredibly long legs and visible muscle lines in his calves, giving him explosive power and absolute speed comparable to black athletes. 

Level S: Michael Jordan and Cristiano Ronaldo Basketball legend Michael Jordan, known as the GOAT, has exceptionally long and strong Achilles tendons, making his calves the most beautiful in the NBA. Cristiano Ronaldo's self-discipline has led to highly developed leg muscles, particularly well-defined calf muscles, making his legs the most beautiful in football. 

Level SS: Usain Bolt As the undisputed king of athletics, Usain Bolt's slender calves with well-defined muscle lines near the Achilles tendon are truly a terrifying natural gift.  

Level SSS: Giannis Antetokounmpo Milwaukee Bucks' star player Giannis Antetokounmpo boasts the longest Achilles tendon in the NBA at 34 centimeters, giving him astonishing jumping and acceleration abilities. His universally recognized strong calves make him the owner of the strongest calves in sports.