Steel Greaves: (measurement should indicate how high you need it to come up the leg, from top of foot, WITH boot on) Small: 25.5cm Regular: 29.5 cm Large: 33cm Leather and Splinted Leather Greaves: (measurement should indicate how high you need it to come up the leg, from top of foot, WITH boot on) Small: 29 cms Regular: 32 cms Large: 34.5 cms Greaves