About This Affordable Filter Replacement: Our water filter replacement sets ideal for easy replacement of original brand black purification elements and fluoride filters in gravity water filtration systems. Premium Quality: The water filter system work as good better than other water filters on the market. The filtered water purification is really clear and has a neutral taste and actually no smell. Efficiently reduces up to 99% of chlorine, fluoride, heavy metals, taste and odor, sediments, large particles and other contaminants. Food-Grade Material: Our premium water filter are strictly inspected lead-free and BPA-free.The black filter is made from high-grade activated carbon rod and nature coconut activated carbon and defluorination. Allow water to pass through granular activated carbon for superior taste improvement performance. Economical and Practical: According to every family size and budget,we recommend that you replace the fluoride water filter every 1,000 gallons and black element cartridge filters every 6000 gallons under normal conditions. It uses the safest water more and costs less. Change Your Life: Perfect for home, travel, outdoor activities, and emergencies, such as water shortage, this water filter system replacement can provide you with healthy, clean, quality water. Overview Material : Carbon Fiber Product Dimensions : 7.4'D x 2.3'W x 9.8'H External Testing Certification : NSF Product Benefits : Removes Contaminants and Improves Water Taste Brand : Kainasch