Our bioenzyme Explosion salt effervescent tablets contain crosslinked carboxymethyl cellulose and bioenzymes. It eliminates yellowing and brightening, does not hurt hands, protects fibers, and breaks down stains. The way to use it is simple: soak clothes and effervescent tablets in water; Wait 5-10 minutes for the stain to dissolve; Finally, wash gently with your hands, then rinse off with water. Biological enzyme explosion salt effervescent tablets clean clothes, remove clothing yellowing, stains, coffee stains, etc., improve the quality of clothes, protect hands.