YUYUGO Essential Oil Aromatherapy Diffuser Necklace Handmade Glazed Glass Jewelry Pendant Pendant size: 1.15*1*0.7 inches; Chain length: 13-18 inches; Inner place: 1. Wearable essential oil diffuser pendants, convenient ,healthy and good looking. Inspire senses and revitalize your spirit with this uniquely designed aromatherapy oil diffuser necklace! Just pause, take a deep breath, and savor the uplifting aromas of your favorite essential oil anytime you need them! The especially useful at home, at the office, in the classroom, while traveling, or any of life's stressful situations,especially ,for csummer . It only takes a few drops and the scent lasts for days; it's a great way to maximize the value of your prized therapeutic grade oils! Nature no-harm for creative design- Glazed glass pendant and beads are imported from Italy,there is no metal on this pendant except or the small ring holding the beads on the cork, beautiful necklace perfect for sensitive skin and people who have a nickle allergy Adjustable for necklace - The cord itself is not stretchable, it is adjustable. You can adjust it by pulling the cord at certain points on the rope. Long or short, it is up to you.And package by a gift box!