Size 15: Length: 46cm, Waist: 41cm(Elastic), Files: 17.5cm
Size 16: Length: 52.8cm, Waist: 41cm(Elastic), Files: 19.4cm
Size 17: Length: 56.5cm, Waist: 43cm(Elastic), Files: 19.4cm
Size 18: Length: 58.5cm, Waist: 43cm(Elastic), Files: 20cm

Front Look:

Back Look: