Aromatherapy Necklace advantages: 1.Popular design, colorful refill pads, you can match any clothes. 2.Perfect gift:A lovely gift for Women, Mom ,Grandma,your wife, girlfriend, loved one or a special treat just for yourself at Mother's day, Father's Day, birthday ,anniversary,Wedding,Graduation Gift ,Christmas,Valentine's Day Birthday or Christmas. 3.Wherever you go? When? Aromatherapy necklace can help you alleviate stress and fatigue anytime and anywhere. It can relax your body and mind and make you happy. 4.Strongclosures and solid back insure you never have to worry about getting oil on your clothes. 5.We recommend that, one essential oil for one time, to avoid flavor smell mixing.Easy to use: there are 6 different colors of volcanic stone, drop 3-31 drops of like essential oil into the lock. It can match with any style of clothes and be used in any place. Best gift: it's the best gift for your mother, grandmother, daughter, wife, lover and sister on Valentine's day, mother's day, Christmas, birthday, anniversary, graduation ceremony or other festivals. Natural volcanic rock: different from the ordinary smooth stone, it has many small holes on its surface. It can be absorbed by special essential oil, and then released to the skin slowly, which can relax the body and mind and solve the troubles. Features: add your favorite essential oil. No matter where you go? what are you doing? It can help you relieve the daily pressure, relax the tense and anxious mood, and improve your attention. Add fun to your life and make your surroundings unique. Unique fashion design: popular sculpture design, various fashion patterns, magnetic lock design, full of unique charm, enjoy the pleasure of aromatherapy at any time.