Make it easy and convenient to take care of your pool with these HTH Max 70 chlorinating granules. They keep your pool water clean, clear and healthy by killing bacteria and algae. The fast-dissolving chlorinating granules are a great choice for use as part of your regular pool maintenance program and when opening your pool for the season. The package contains 16 kilograms of chlorinating granules to help keep you stocked up for the season. Use as directed.