Lebron James also signed with Nike in 2003 when he was only 18 years old. He was one of the best rookies in the league, and he had a contract with one of the biggest sportswear companies even before stepping on the court for his first time. Lebron James first played with the Cleveland Cavaliers before moving to the Miami Heat in 2010. The first sneaker he played in was the Nike Air Zoom Generation. This sneaker is often considered the first Lebron, just like Kobes and Jordans. Now there are 10 Lebron basketball sneakers with the 11th rumored to release sometime next year. Nike made over $300 million of off Lebron James alone with his popular Lebron 9 and 10 sneakers. Just like Jordans, some popular Lebron colorways tend ot sell out as well.