By using it together with laundry detergent, you can bleach, disinfect, and deodorize stains on laundry. (How to use) 1) Machine wash: Put it in the washing machine together with laundry detergent. 2) Soaking: Soak for about 30 minutes and rinse with water. (Do not soak for more than 2 hours as it may damage the fabric.)