Lifetime Celtic Essential Oil Diffuser Necklace with 7 pads and Glow in the dark discs 7 diffuser pads or Make it glow with the interchangeable disks HEALTH BENEFITS - Super Charge your brain cells, Relaxation and Sleep,Pain Relief and Increased Energy GIFT READY - Each necklace comes in a beautiful black box ready for the perfect gift for friends, family, birthdays and holidays. BUY WITH CONFIDENCE - We have a LIFETIME guarantee on our products. EASY TO USE - Drop 1-3 drops of your favorite essential oil onto the felt pad. Twist top onto locket base and enjoy! It releases the oil slowly so a drop or two lasts a long time.