The 2 Pack SimPure 5 Micron 10 x 4.5-in CTO Carbon Water Filter is a high-quality water filtration system designed to provide clean and safe water for your household. With a filtration method of CTO, this filter effectively removes impurities and contaminants from your water, ensuring you have great-tasting and healthy water to drink. The pack of 2 filters ensures that you have a spare on hand for when you need it, making it convenient and hassle-free to maintain your water purification system. Compatible with any 10″x4.5″ model, this filter is a reliable choice for your kitchen.