The SereneLife Stabilized Chlorine Tablets provide efficient pool sanitation with slow-dissolving, UV-protected tablets. With 90% stabilized chlorine, these tablets eliminate bacteria and algae, ensuring clear, clean water. The 50-pound bucket contains 113 tablets, perfect for maintaining pools of various sizes. These tablets work in floaters or automatic feeders for convenience. | Serenelife | | Stabilized Granular Chlorine Tablets – 50 lbs for Swimming Pool Sanitizing & Maintenance | Best Buy