100% chemical free! Unscented. Extremely low cost per load! "BEST ECO-FRIENDLY DETERGENT" - the Examiner! "TOP 4 best grey-water system safe detergents & MOST AFFORDABLE” - LA Times! Mother Nature's gift - 100% natural laundry soap. A safe, economical, hypoallergenic, biodegradable alternative to harmful chemicals. If you suffer from allergies, sensitive skin, or seek a greener earth soap Nuts are your answer! Soap Nuts are dried shells of the soapberry (a fruit) containing saponin - a highly effective cleaning agent. Easily converted to powder or liquid. NaturOli Soap Nuts are selected for optimal quality and highest effectiveness - wild harvested Sapindus Mukorossi soap berries. Inspected, sorted, and packaged IN THE USA! Lab tested free of chemical and organic contaminants. Simple to use: put the equivalent of 5-6 whole shells (1/2 oz) in wash bag, toss directly in washer with laundry (don't overstuff loads), reuse 5-8 times. Wash bag + 8-pg info & instructions included. Loads vary due to water type, temp, washer type, cycles used, etc. Est. loads are based on 1/2 oz per med. size loads. HE washers yield more loads. May use with traditional cleaning or whitening boosters. **Tip: Start fresh! Run a few warm or hot loads with rags to help purge washer of residual chemical buildup.