Irisana size S menstrual briefs are underwear capable of absorbing menstrual flow and small urine losses, equivalent to 3 tampons. No odors, no moisture, no leaks, breathable. It is made with 4 layers of protection, made with bamboo and organic cotton, respectful of your body and the environment. Absorption equivalent to three normal tampons or two lriscup L. The technical fabric will work for approximately two years, then it will gradually lose absorption. Feel free, comfortable and safe with the new intimate Irisana Menstrual Panty. It is recommended to use every day of the period, alone or as a complement to a menstrual cup or tampon and even without a period as a "just in case" when you think it is going to come. If you have urine losses when making efforts, sneezing or laughing, the lrisana menstrual panties are also for you, facilitating your day to day, giving you freedom and comfort. Store in a cool, dry place.