Clorox Pool & Spa All-in-One XtraBlue Chlorinating Granules are a quick-dissolving dual action sanitizer and shock that kills bacteria and algae in swimming pools. They also help improve filter performance. Each container includes 45 lbs. of granules
Product Features:Exclusive sizeDual action sanitizer and shockKills bacteriaKills and prevents all types of pool algaeImproves filter performanceIncludes 45 lbs. of All-in-One XtraBlue Chlorinating Granules