In The Swim 3 Inch Stabilized Chlorine Tablets for Sanitizing Swimming Pools - Individually Wrapped, Slow Dissolving - 90% Available Chlorine - Tri-Chlor - 50 Pounds

Eliminate bacteria, algae, and other organic contaminants, keeping your pool clean and clear all season long.

99% Trichloro- S-Triazinetrione and 90% available stabilized chlorine.

Dissolve slower helping you to avoid inconsistent chlorination.

Sun-stabilized protecting it from the sun's harmful rays.

Ideal size for floaters or automatic feeders.