8. player. 67. <p>Jaylen Brown is an incredibly attractive NBA prospect. He is 6-7, 225 pounds with a 7-0 wingspan. At 19-years old, he has plenty of potential to develop into a star wing player who can guard multiple positions on the defensive end. The problem is that Brown is currently nowhere near that playert. Rather, he has a <a href=. SF. California. Jaylen Brown