 Rackets with smaller and larger head sizes, , are still produced but are not used by professionals currently.A very small number of professionals, such as Monica Seles, used rackets during some point in their careers.Rackets with smaller heads than have not been in production since the 1980s and rackets with larger head sizes than are not currently legal for the sport, even though only elderly players typically choose to use rackets beyond and it is nearly unheard-of for a serious player who is not elderly to choose a racket over .