Clorox Pool&Spa Shock XtraBlue 12 Pack (1 lb Bottles)

Kills & controls green, black & mustard algae Kills bacteria Clears cloudy water and removes swimmer contaminants Reduces chlorine odor and eye irritation Improves filter performance Won't impact pH 1-pound bottle treats 12,000 gallons of water Recyclable, resealable, easy-open, easy-pour bottles 🌍TIME DELIVERY: United States: 12 - 18 business days.International: 15 - 28 business days. FREE SHIPPING:We will do WHATEVER it takes with outstanding customer service support to assist everyone as we highly value our customer satisfaction with absolute ZERO risks. We make sure that every customer is 100% satisfied in every aspect with 24/7/365 FAST SUPPORT!