Pretty, Colorful Bird Car Air Fresheners ** SET OF 4** A set of 4 felt air fresheners to hang in your car, home or anywhere of your choosing, pre-strung with ribbon for hanging. This set includes the 4 pieces shown. Made of premium felt Includes material for hanging Sublimated design to keep from fading Unscented so you can add your favorite essential oils The scent may wane due to factors such as temperature and exposure to different environments. Once the fragrance begins to fade, you can easily refresh by reapplying your favorite essential oils