Car freshies are perfect for adding charm and aroma to your car. Average scents last approximately 4 weeks. Hang freshie immediately after receiving Do not allow freshie to get trapped in between the car shade and the window. Toxic if consumed. Do not attempt to place it in a wax warmer. Please email us if you would like a custom freshie. Freshies are made to order as quickly as possible, but please understand that sometimes this can take up to 3 weeks to produce from start to finish.