Effective Filtration : Our filters, made of natural coconut shell activated carbon, effectively remove sand, rust, heavy metals, and large sediment particles from water. Improves water taste and purity, a more enjoyable drinking experience. Safe Materials : Our filters have obtained authoritative NSF certification and are made with natural coconut shell activated carbon. They meet strict safety standards and offer reliability without compromising health. 【Saving Options】 Each pair of filters can filter up to 20,000 gallons of pure, great-tasting water. This is equivalent to saving you from buying approximately 4,500 bottles of pure water. A cost-effective solution that helps you save long term. Reliable Outdoor Companion : These filters provide reliable access to clean drinking water, making them the perfect companion for outdoor adventures. Enjoy the great outdoors without worrying about the quality of your drinking water. Specifications : Product Name: Water Filter Element;