Cowboy Hat with Stars Glow in Dark Car Freshener

Its response to the temperature makes it strong and fragrant. For warmer climates due to its heat-activated scent release causes it to smell stronger in warmer than colder temperatures. The scent will intensify as it becomes warmer.

Aroma bead fresheners: Can last 2–4 weeks on average

It happens when our brains become desensitized to a particular smell over time from over exposure. The best way to determine if you've become nose-blind is to invite somebody into your car who won't be afraid to share their honest opinion about whether they can smell something.

To ensure the good performance of the fragrance, a good air freshener for vent type or hanging type, should last around 2-4 weeks. Stronger fragrant scents can last longer, up to 8 weeks.

If you feel that you have gotten NOSE BLIND replace it back Into its original packaging and hang another one up on your rear view mirror for another 2-4 weeks and switch it back out. Or keep them for Christmas ornaments

You should avoid leaving car fresheners on hot surfaces, like the dashboard or under the seat, in temperatures above 100°F