PROFELIZ Chlorine Tablets 3 Inch for Swimming Pools, Kills Bacteria and Stops Algae, Slow Dissolving,Individually Wrapped,Pool Chlorine Tablets,4lbs

Active Ingredients:Each 3”chlorine tablets for pool contains 99% Trichloro-S-Triazinetrione with 90% minimum available chlorineClean Effectively: Kills bacteria and stops algae growth to keep your pool clean and clear all season...