In the past, frequent hot water washing was the only way to remove dust mites and other harmful allergens from bedding, clothing and other fabrics. AllerTech® Laundry Detergent is effective for allergen relief in all water temperatures, therefore protecting your fabrics from the damage and fading that hot water may cause. Free of perfumes, dyes and irritating additives. A single 64 oz. bottle will accommodate 64 average loads of laundry. Economical and safe to use. Net contents 64 fl. oz.