Rx Clear 3" Inch Chlorine Tabs | 50 Pounds | Individual Stabilized Chlorinating Tablets for Sanitizing Swimming Pools | Long Lasting, Slow Dissolving, and UV ProtectedBrand: Rx Clear Color: White Features: Crystal Clear: Our Rx Clear Chlorine is composed of 90% available chlorine, minimizing odors and skin irritation while eliminating algae growth and bacteria from your swimming pool Slow Dissolving: The tablets are slow dissolving, safe for dispensing through floating chlorinators, chlorine dispensers, and automatic feeders Powerful Sanitation: Prevent chlorine loss with our UV stabilized tablets, lasting up to 7