Leave them outside in the sun to dry.
Clean floor mats with dishwasher.
If the cup holders are removable in your car give them a weekly cleaning on the top rack to get rid of sticky spills.
You could also put cloth floor mats in the dryer.
Your vehicle s floor mats are no different.
This will also help freshen the smell.
Dry the floor mats thoroughly.
Floor mats get a damp musky smell if not dry.
Anyone who s ever worked in a restaurant knows that rubber floor mats can go through a dishwasher.
You ll be amazed how sparkling clean hubcaps can be after a hot water cycle.
It s a pressure wash that requires no elbow action on your part.
To dry cloth floor mats hang them up somewhere or dry them in a dryer.
You will love the finished product.
As with cleaning the dishwasher with vinegar skip the drying cycle and let the dishwasher air dry.
You could also spray them with a clean fresh scent.
A car detailer told me this was the secret to sparkly hub caps.
You can also sprinkle a cup of baking soda on the floor of an empty dishwasher and run a short cycle on the hottest setting to clean the interior and kill odors.
Throw your floor mats in the dishwasher.