Then , all of a sudden , you have 19-year-olds coming into the N.B.A . , 18-year-olds coming into the N.B.A . '' In recent years the Philadelphia 76ers ' Allen Iverson has been the focal point of fashion for the younger generation , sporting cornrows , do-rags , jerseys , baggy clothes and glittering jewelry , just the street look that the commissioner wants to banish .