Vent Clip- Bahama Breeze, Pack of 4 Your favorite Yankee Candle fragrance when you're on the road Has a clear window so you can easily see when a replacement unit is due This easy to use vent-clip fastens securely to any vehicle's dash vent or any AC vent A simple twist adjusts the level of fragrance to your personal preferences Provides up to 30 days of continuous fragrance