Specification: Material of massager finger: Steel, electroplating gold and silver Designed to give you Energy, improve your concentration and general health Based on Traditional and Acupuncture Techniques Applicable People: Some one who use computer long time, who Play the piano and guitar, who work for gardening, housework, who do hand artwork and so on Features: The finger massage not only can massage acupuncture points on the finger of and the joints but also enhance the body's blood circulation Effectively relieve finger caused by repeated mechanical labor pain, numbness and fatigue, so that your fingers become more slender What is more, you can use as a general rings. So that you bring to the enjoyment of your noble ring at the same time enjoy the massager can bring you happiness. Major market: Gifts, the goods sold, massager health care products.Beauty appliances. One size fits mostDiameter1CM external diameter:2.5CM,Adjustable Package Included: 5pcs Finger Massage Ring. No Retail Box. Packed Safely in Bubble Bag.