Do your laundry with berries! Soap nuts are berries that grow on trees in the Himalayan Mountains, and naturally contain soap. Includes 360 loads of Eco Nuts Soap Nuts. Overview Eco Nuts Soap Nuts are berries that grow on soap berry trees (Sapindus mukorossi) in the Himalayas. When agitated in water, soap nuts release a naturally occurring surfactant called saponin, which gently cleanses laundry. Soap nuts reduce the surface tension of water and release dirt, grime and other impurities from fabrics. It is an excellent option for those sensitive to conventional laundry detergents. Eco Nuts Soap Nuts are grown in Nepal. They are sterilized and processed in the USA. These are the only soap nuts available that are both de-seeded and sterilized. Features & Benefits: Includes 360 loads of Eco Nuts Soap Nuts and 3 reusable wash bags Eco-friendly: reusable and biodegradable Hypoallergenic, fragrance-free, safe for sensitive skin Save money: 9 cents per load on average Certified USDA Organic Certified Cruelty-Free by Leaping Bunny Grown in Nepal and packed in the USA How To Use: Soap nuts dissolve best in warm or hot water. If you are washing with cold water, please try this extra step. Soak the nuts in a bowl of hot tap water for 10 minutes prior to starting laundry, and then pour the entire solution into the washing machine. Keep soap nuts in washer bags. We include three reusable wash bags so you can do multiple loads at once. If you are using a front loading or HE washing machine, we recommend using Eco Nuts Laundry Liquid, a liquid detergent specially formulated for high efficiency machines.