 Oversize rackets, typically in size, were once pejoratively referred to as "granny sticks" but resistance to them being seen as illegitimate rackets for younger players decreased dramatically with the successful use of these rackets by a small number professionals such as Andre Agassi and Pam Shriver.Originally, even midsize frames () were considered jumbo, and some top players, such as Martina Navratilova and Rod Laver said they should be banned for making the sport too easy.Later, these same professionals, including John McEnroe, signed a letter supporting a switch back to wood frames, or a limitation to the original standard size of approximately .