HOTOR Car Vacuuum 1.Upgraded package-Includes 8 different colored replaceable felt pads and preminum gift box. 2.The cutouts that allow the scent to diffuse are a pretty pattern, and it has delicate etching around the outer border whose classic look goes with just about any outfit so that you can wear this with jeans and a t-shirt or a skirt and blouse or a sundress or a gown. 3.The best way to clean the pads to switch scents is to wash it with some soap and warm water.Lightweight and very comfortable to wear.So handy when you need a "sniff" for energy, to calm yourself down, or whatever. 4.Put just a few drops of oil on the pad and you will be able to smell it for several days without having to add more. 5.This necklace hangs just at your chest, which allows the metal to warm and diffuse the scent well.