Designed for convenience and ease of use, these volcanic stone diffuser beads require no special equipment or setup. Just place them in your car and add your preferred essential oil. The beads will gradually release the fragrance, ensuring your car smells fresh and inviting without the need for constant reapplication. Features - Color: Assorted Color -Material:Volcanic rock - Size: 0.60X0.60X0.60cm/0.24X0.24X0.24in -Prolonged fragrance: these beads offer a release of fragrance, ensuring your car remains fresh and inviting -Natural and : made from natural volcanic stone, these beads are safe and , effectively absorbing and releasing essential oils -Easy to use: simply add of essential oil to the beads and place them in your car for a easy, scent -Multipurpose: good for use in cars, homes, offices, and other spaces, these beads help to purify the air and enhance your living environment -Comfortable driving: the soothing aroma helps to create a relaxing atmosphere in your car, reducing stress and enhancing your driving experience Package list: 42pcs diffuser beads