Non Stabilised Granular Pool Chlorine Used For Regular Chlorination, Shock Treatment, Sanitiser, Disinfecting, Anti Bacterial Agent, Etc. Active Ingredients Calcium Hypochlorite. Features And Benefits: Softer On Skin. Fast Dissolving. Keeps Pool Water Sparkling And Blue. Fast Acting, Instant Kill. Destroys Harmful Germs, Algae And Bacteria. Can Be Used For Shock Treating.