1. Fristly the Acusnore Anti Snore Ring is a drug free device to relieve snoring problems. 2. Simply slip the ring on your little finger 30 minutes before you go to sleep 3. The ring uses acupressure, applying pressure on specific points on your little finger. The unique device uses two acupressure points. The proven ancient theory brings about superior benefits, 4. And the ring not eliminating snoring but working in harmony with your body's bio rhythms. It's a natural, hassle free way of getting a great night's sleep 5. Finally our products Available 3 adjustable sizes: S Diameter: 15mm - 17mm;Size: M Diameter: 17mm - 19mm;Size: L Diameter: 19mm - 22mm 6.It is recommended to wear it on the little finger of the left hand half an hour before going to bed. It is best to remove it before washing hands and face to avoid scratching. 7.Package:1 piece