💦 Sip Smart, Live Clean! Get more for less with a set of 4 cartridges, ensuring long-lasting filtration. Reduce plastic waste with a sustainable, replaceable filter solution. Elevate your health with improved water quality that enhances taste and odor. Experience the pure taste of filtered water, free from chlorine and chemicals. Designed to fit seamlessly with KleenWater and YTB wide body filters. NSF approved materials 4.5" x 9.75" size Set of 4 cartridges The KleenWater KW4510CB Carbon Block Replacement Water Filter Cartridges come in a set of four, designed to effectively remove chlorine and chemicals from your water. Each cartridge measures 4.5" x 9.75" and is made with NSF approved materials, ensuring safety and quality. The included O-ring is compatible with KleenWater 'Wide Body' water filters and YTB wide body housings, making it a versatile choice for your filtration needs.