Enjoy Eco Nuts Og2 Laundry Detergent (6x6.5Oz). These odd looking nuts are actually dried berries from a tree that grows in the Himalayas. When agitated in water, they produce a naturally occuring surfactant called saponin, which gently cleanses laundry an option for those sensitive to conventional laundry detergents.Simply place 4-5 Eco Nuts in the provided cloth bag and toss in the washer with your clothes they suds up naturally and act as a natural fabric softener in the rinse cycle. Clothes come out smelling fresh and clean and super soft. Berries can be re-used up to 10 times making them a super-affordable option. Use as a 2-in-one detergent and softener, or use with your existing detergent just as a fabric softener. Note: description is informational only. Please refer to ingredients on the product before use. Please address any health or dietary questions to your health professional before using this item.