In The Swim Chlorine-Free Pool Shock - 24 x 1 lb. bags
SWIM 15 MINUTES AFTER TREATMENT!Non-chlorine shock is a powerful oxidizing agent that burns off dead chlorine cells and provides your water with a higher free chlorine reading and more fighting power! Ideal for weekly shocking.  Also works great with bromine sanitized pools. Comes in handy 1 pound bags.Dosage:1 lb. per 10,000 gallons. 45% Potassium Monopersulfate.  Comparable to Oxy-Brite, Impact, and Shocktrine.