Period undies should be treated delicately. Washing with care maintains their absorbent and antibacterial functionality for an average of 50 washes or 2 years. Use of bleach or any other product like fabric softeners or one which can damage the waterproof layer of period undies should be avoided. Washing Pantys with a mild detergent or mild soap should be carried. If it is natural and biodegradable then it works as a bounce point for period undies care. To make the period undies clean and nice ensure you rub and squeeze the lining while hand washing. Soak the period undies in cold to warm water for up to 30 minutes and give it a gentle drying followed by squeezing and drying. In machine washing, rinse the period undies with tepid water so that excess flow gets removed. After placing this menstrual underwear in a washing bag select a delicate/gentle cycle. period undies period panties can be washed with other delicates as well.