Pool Shark 68% Calcium Hypochlorite Pool Shock for Swimming Pools - 24 Pack Chlorine Granules - 1 lb Bags Pool Chlorine Shock Treatment for Inground & Above Ground Pools - Fast-Dissolving Chlorine

EASY SHOCK TREATMENT FOR FAST RESULTS – After a busy weekend of swimming, your pool deserves a refresh. Pool Shark’s fast-dissolving chlorine granules make pool shock treatment simple — just...