ECOS® is the best selling environmentally preferable laundry detergent in the United States! Versatile, safe and hypo-allergenic; ECOS® can be used in high-efficiency machines or standard machines and in hot, warm or cold water. Safely cleans clothes without disintegrating fabric fibers or fading colors. Non-toxic, readily-biodegradable, pH balanced formula is made using sustainable, plant-based ingredients. Product is free of synthetic perfumes and dyes, greywater and septic safe. Recognized by the EPA's DfE and USDA's Biopreferred Program.