Sileu Travel Plus Pack: Sileu Rose Cup +Sileu Case 8 cm + Electric UV and Ozone Sterilizer Size S: Women who have not given birth through natural birth. Size L: Women who have given birth due to natural birth. With the Sileu Clean Plus pack you can comfortably and discreetly carry your menstrual cup in your bag or backpack, in your suitcase when traveling or wherever you prefer. If you lower the rule when you are not at home, you can discreetly go to the bathroom with complete privacy. All our menstrual cups are manufactured using German medical grade silicone, certified with ISO 10993, as is our red dye, which is organic and also certified with ISO 10993. The transparent colour in our glasses does not contain any pigment.