Optional: Add a few drops of essential oil (e.g., tea tree or lavender) for a fresh scent
Step 3: Place It in Your Car
Put it on the floor near your feet (front or back seat)
Or place it on the center console—out of the way but effective
Replace or refresh every 2–4 weeks (when salt clumps or dissolves)
Pro tip: Cover the top with a coffee filter or paper towel secured with a rubber band—lets air in, keeps dust out.