Dirty Labs Free & Clear Bio Laundry Detergent provides powerful, fragrance-free, science-based cleaning. This biobased, nontoxic, and biodegradable formula offers hyper-efficient stain and odor removal. Optimized for cold water and HE washers, it is hypoallergenic, septic safe, and certified EPA Safer Choice Fragrance-Free. This 640 mL (21.6 fl oz) refill comes in a recyclable aluminum bottle.