Salt Water Magic Monthly Maintenance Kit features all of the following...- Pool Salt - pure quick dissolve swimming pool salt, contains no stain causing water softener additives. Metal Deactivator - chelants and scale inhibitors protect pool surfaces from metal staining and prolong the life of the generator and electrolytic cell. Phosphate Remover - reduces phosphate (algae food source) levels. NEAR ZERO PHOSPHATE LEVELS INCREASE EFFICIENCY OF THE GENERATOR! Pool Water Conditioner - protects pool water against sunlight UV loss. Stabilizer - provides stable water balance, protects pool equipment, enhances swimmer comfort. Natural Enzymes - reduce organic build-up in water, on pool surfaces, filter and generator cells -minimizing maintenance and scrubbing...SOFT, SILKY WATER!