The Bellamy Bikini Bottom is cut for a close fit with a low Waist:line and modest back coverage. Take your true size.
Model is wearing a size S.
Model Measurements: Height: 175cm, Bust: 76cm, Waist: 58.5cm, Hips: 86.4cm
Product Measurements (Size S): Waist: 36.19 cm, Rise: 23.49 cm