Our Detergent Sheets contain a Yuanming powder, water softener and surface activator. It gently removes stains and dispels odors, and the fresh smell can make clothes smell cleaner and fresher. The way to use it is simple: put the product in the washing machine and wash it with the clothes. It can remove odors and stains, remove blood stains from clothing, prevent cross-color, maintain fragrance, release fragrance, and bring pleasant fragrance.