Duo 2-in-1 Auto Air Fresheners offer a refreshing approach toautomotive air fresheners. Duo 2-in-1 Auto Air Fresheners eliminateodors and re-scent the air with a natural, pleasant fragrance thatisn't overpowering. Duo 2-in-1 Auto Air Fresheners feature patentedodor eliminating technology and fresh natural fragrances infusedwith essential oils, offering a smarter and fresher approach to aircare.