In The Swim 4 Inch Chlorine Sticks for Sanitizing Swimming Pools - Individually Wrapped, Slow Dissolving, Stabilized Chlorine Sanitizer - 90% Available Chlorine, 99% Trichlor - 50 Pounds U005050050AE

Clear Water Fast: These 8 oz. slow-dissolving chlorine sticks take the guesswork out of pool care by delivering steady, effective chlorination day after day. Built for Hot Summer Days: Stabilized to stand up to strong sun and warm water, so your chlorine works harder when you need it most. Smart Dissolving: Whether it’s spring, summer, or fall, these chlorine sticks respond to water temperature to maintain perfect chlorination year-round. Set It and Forget It Convenience: Just drop them in