Arm

Measurement

 9.5-10.25 in

24-26 cm

 10.25-11 in

26-28 cm

11-12 in

28-30.5 cm

 12-13 inches

30.5-33 cm

 13-14.25 in

33-36 cm

 14.25-16 in

36-40 cm

 16-17.5 in

40-44 cm