ARM & HAMMER Fridge Fresh provides maximum odour elimination through the refrigerator and freezer to help keep food tasting fresher longer. Refrigerator air filter eliminates odour so foods taste fresher longer! Super grip suction cup adheres anywhere in fridge or freezer. Flow-thru design keeps fresh food tasting fresh longer. Maximum odour protection throughout the fridge or freezer. Replacement sticker reminds you when it's time to change your ARM & HAMMER Fridge Fresh.