• Multi-stage filtration with hollow fiber UF membrane and coconut shell activated carbon. • Effectively removes 99.99% of harmful substances and improves water taste. • High filtering capacity of up to 3.000 gallons for each replacement element. • Maintains essential minerals like calcium present in the water. • Compatible with gravity filtration systems for home or outdoor use. • Ideal for travel, outdoor activities, and emergency situations. • Note: The product does not filter fluoride or red food dye.