[Applied Vacuum Cleaner Model] This Odor Neutralizer Cartridges are Immaculate Replacement for Shark IZ400UKT, IZ400UK, IZ420UKT, NZ860UKT, NZ860UK, AZ913UK, AZ913UKT, HZ3000UKT Vacuum Cleaner. (Please Check your Vacuum Cleaner model before purchasing). [Easy To Install] Our odor neutralizer cartridges for Shark vacuum cleaner are easy to install, only need to align the arrows on the cartridge with the arrows on the nozzleinsert the cartridge , and rotate the intensity dial to your preference. [Fresh Scent] Use Odor Neutralizer Technology,Protects against bad odours inside the vacuum cleaner,keep your home smelling fresh. [ Excellent Quality]The cartridge using fragrance odor neutralizing technology can avoid the unpleasant odors from your vacuum cleaner and spread a fresh smell to your home while cleaning. [Change time]Please replace cartridges every 6 months to ensure optimal effectiveness. Colour:green Material:plastic Package Contents: 4 x odor neutralizer cartridge 1 x cleaning brush Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.