Our boho essential oil necklace allows you to take your own perfume with you. The bottom of the necklace is a rollerball attachment so you can create your own perfume using essential oils and wear it as a necklace for aromatherapy that you can easily roll on throughout your day! Just add 3-5 drops of your favorite essential oil and top with a carrier oil such as fractionated coconut oil to create your own perfume roller! Information The chain is approximately 32". Gold-colored chain with clear quartz crystal or silver-colored chain with rose quartz crystal. Glass rollerball attachments.