If any of your measurements is on the borderline between two sizes, you can pick the smaller size for a tighter fit or the larger size for a looser fit. If your chest and waist measurements correspond to two different suggested sizes, you should order the one which is indicated by the measurement of your chest. 

 SIZE UK US EUR BUST WAIST HIPS
XS 6-8 2-4 34-36

31.5-34 Inch

80-86 cm

23-25.5 Inch

59-65 cm

33-35.5 Inch

79-85  cm

S 8-10 4-6 36-38

34-36.5 Inch

86-92 cm

25.5-28 Inch

65-71 cm

35.5-38 Inch

91-97  cm

M 10-12 6-8 38-40

36.5-39 Inch

92-98 cm

28-30.5 Inch

71-77 cm

38-40.5 Inch

97-103 cm

L 12-14 8-10 40-42

39-41.5 Inch

98-104 cm

30.5-33 Inch

77-83 cm

40.5-43 Inch

103-109 cm

XL 14-16 10-12 42-44

41.5-44 Inch

104-110 cm

33-35.5 Inch

83-89 cm

43-45.5 Inch

109-115 cm