Waist measurements inch and cm
SIZE UK 4 = 24 " / 61cm
SIZE UK 6 = 26" / 66cm
SIZE UK 8 = 28" / 71cm
SIZE UK 10 = 30" / 76cm
SIZE UK 12 = 32" / 81cm
SIZE UK 14 = 34" / 86cm
SIZE UK 16 = 36" / 91cm
SIZE UK 18 = 38" / 96cm