The Vevor gravity water filter replacement 2-pack is designed for use with most gravity water filtration systems for dependable everyday water purification. Each pair delivers up to 6,000 gallons of filtration capacity and uses food-grade coconut activated carbon with a built-in ultrafiltration membrane. The three-stage filtration design helps reduce chlorine, odors, sediment, rust, heavy metals, and other impurities while improving water taste. These replacement filters install easily without tools and are suitable for home, travel, camping, and emergency use.