Waterdrop NSF 53&42 Certified MWF Replacement Refrigerator Water Filter, Compatible with GE MWF, MWFP, MWFA, GWF, GWFA, SmartWater, Kenmore 9991, 46-9991, 469991, Advanced, 3 Pack(Package may vary) NSF 53 CERTIFIED: Reduces specific health-related contaminants for cleaner water: 99.6% of Lead, 99.99% of Cyst, 96.6% of Benzene, 98.4% of Carbofuran, 96.6% of Endrin NSF 42 CERTIFIED: Reduces 97% of Chlorine, taste and odor for great-tasting water that stimulates your palate NSF 372 CERTIFIED: Made of lead-free material for worry-free drinking experience REPLACEMENT MODELS: GE MWF, MWFA, GWF, GWF01, GWFA, GWF06, and Kenmore 9991, 46-9991, 469991. IcePure RWF 0600A, Best MWF, Pureza PF8, Tier1 RWF1060, ClearWater Filters CWMF031 REPLACEMENT MODELS: EcoBlueLife EBL7771, Pure Line PL-100, Blue Signature GES MWF, WaterSentinel WSG-1, SunnyShine SSF5110. Waterdrop is an independent brand. TWIST AND LOCK DESIGN: Simple design for easy, tool-free, no-mess filter replacement RISK-FREE GUARANTEE: Professional customer service team stands by for your any question in a timely manner ECO-FRIENDLY MATERIAL: Made from renewable Activated Coconut Carbon Filter Media for a sustainable world FILTER LIFE: Designed to provide up to 6 months or 300 gallons of refreshing water LEAK-FREE FIT: Precision engineered for perfect fit without water leaks