Homemade Car Air Freshener-- this is SUCH a cute idea. Can make it any shape you want, and any fragrance. I just don't think I'd hang it from the rearview mirror-- too distracting.
DIY homemade car air freshener from One Good Thing by Jillee
Homemade car air freshener - This look so easy! These would make a great simple Christmas gift for children to make too. After you have made them, slip them into individual ziplock bags to keep the scent in, then you are ready to wrap!
An easy DIY car air freshener that uses essential oils instead of all of the crazy chemicals used in most store-bought ones!
Make Your Own Car Air Freshener In Minutes! You could even make a shape for each holiday or even a favorite sports team