Absorption of menstrual flow and small urine losses. Breathable, without odors or humidity. Benefits: Interior: 95% organic cotton + 5% spandex. Absorbent layer: 80% bamboo viscose + 20% cotton. PUL anti-leakage layer. Shell: 95% bamboo viscose + 5% spandex. Soft and resistant Feel free, comfortable and safe with the new intimate Irisana Menstrual Panties. Absorbs menstrual flow and small urine losses (equivalent to 3 tampons) No odor, no moisture, no leaks, breathable. 4 layers of protection. Made with bamboo and organic cotton, respectful of your body and the environment. Don't use disposable products anymore, reuse! every gesture counts! How does it work? We use the best combination of technical fabrics and sustainably grown natural fibers: OEKO-TEX and GOTS certified bamboo and cotton. Our panties do not contain any products harmful to your health (production included) and the working conditions and decent wages of all the people involved in their production have been respected. How do I use them? You can use them every day of your period, alone or as a complement to your lriscup menstrual cup or tampon and even without your period as a "just in case" when you think it's going to come. 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. If you leak urine when straining, sneezing or laughing, Lrisana menstrual panties are also for you, making your day-to-day life easier, giving you freedom and comfort. How do I wash them? Rinse them first with cold water and rub them gently. Then you choose: by hand or by machine. Avoid bleach, fabric softener, natural oils or greasy soaps to avoid damaging the absorbent fabric of your panties. Wash them at less than 30º and do not iron them or put them in the dryer. Let them air dry.