The Fred Perry Tennis Shirt. Made from the classic cotton piqué, in a contemporary adaptation of Fred's famous streamlined fit. The M6000 has slightly slimmer proportions than the original M3, with neat collar and cuffs. Cotton piqué / Regular fit with slightly slimmer proportions than the M3 / Two button set-in placket. Perfectly designed for life on and off the court, this Fred Perry Shirt takes inspiration from Fred's very first tennis shirts. It comes with a history, and each new generation adds to its legacy. Always different, always the same.