How to chose the right cup
The small menstrual cup is recommended for women younger than 30 years old who haven’t delivered vaginally and have an average period. The medium size is recommended for women who are over 30 who have given birth or have heavier periods.
Cup small 1.77 in (l) x 1.57 in (d)
Cup medium 1.96 in (l) x 1.77 in (d)