qualitykeylessplus TWO Smart Key Card Replacement Blade Inserts for Mazda No Transponder Chip Uncut with FREE KEYTAG 2 high quality replacement key blades hat slides into the bottom of a all in one smart card key. A smart key is a key that will start the car when you push a button, as long as it is in the car with you. Free key tag service with every purchase! Great for replacing lost or broken blades! Fits Mazda remotes with FCC ID: BGBX1T458SKE11A01 No programming is required BUT these keys will need to be cut by a dealer or locksmith.