As you can see, all 12 filter cartridges are brand new and sealed. The retail boxes are opened. 2 sets of 6 pack each This is a pack of 12 Genuine PUR PLUS Faucet Mount Replacement Filters designed for use with Pur faucet mount systems. The 2-in-1 filter is specifically made to remove lead and other contaminants from your water supply, ensuring clean and safe drinking water for your household. The model RF99996 filters are compatible with Pur faucet mount systems, providing a reliable and efficient filtration solution. The filters come in a blue color and are a perfect choice for maintaining the quality of your water at home.