Spa Choice ReEnergize Spa & Hot Tub Non-Chlorine Shock Oxidizer - 4 x 2 Lbs.

Quickly oxidizes contaminants in your spa or hot tub Enhances the sanitizing effectiveness of chlorine and bromine Removes chloramines and bromamines that cause chlorine odor Non-Chlorine ShockYou may also like SeaKlear Phosphate Remover 32oz..