Mitsubishi Chemical Cleansui Replacement Cartridge for Pot-Type Water Purifier CPC7W Set of 2 boxes Although new and unused, they have been stored at home, so there may be some box damage or scratches. As stated in the instruction manual, The plastic is unopened, but some of the water purifier's filter material has come out. Thank you for your understanding. Amazon Reference Price 2 cartridges per box ¥7980 #Mitsubishi Chemical #Cleansui