Smells Like: Fresh Cut Roses Keep your car smelling great with these hanging car diffusers. The diffuser lasts for 2-4 weeks depending on how much oil the wooden top absorbs. All fragrances, as always, are phthalate-free. Directions: * Unscrew cork lid and remove plastic stopper. * Replace lid and rotate diffuser upside down 2-3 times until top wood is wet. * Do not hold diffuser on its side while wetting the cork, oil may spill. * Once the cork has been saturated, replace the plastic stopper and cork lid. * Hang on rear view mirror of car, or in front of a window in your home. * Repeat steps as needed to refresh the scent. PLEASE READ: For best use re-insert plastic stopper after turning over to avoid spilling/leaking. If spilled, clean it immediately the liquid may stain or streak on dashboard/upholstery. Please use as directed.