Description: Snoring can cause obstructive sleep apnea repeatedly resulting in the brain and blood oxygen deficit, which may lead a range of health problems, including high blood pressure, cardiovascular disease, myocardial infarction, angina, memory impairment and others. This anti snoring ring with 3 pressure points adopts the principle of acupressure to promote the dilation of the breathing areas, thereby removing the source of snoring.Specifications: Material: Titanium Steel Color: Silver Weight: 70-75g Gender: Unisex Type: Sleeping Tools Function: Relieving Snoring and Sleep Massage Measure Method: Circumference of Little Finger Root Optional Sizes: XS, S, M, L, XL Size Suitable Finger Circumference XS 4-4.5cm / 1.6-1.8inch S 4.6-5cm / 1.8-2inch M 5.1-5.7cm / 2-2.2inch L 5.8-6.5cm / 2.3-2.6inch XL 6.6-7.5cm / 2.6-3.0inch Package Includes: 1 x Anti Snoring Ring With BoxNotes: Please measure your finger circumference with thread or fine line tightly and take the average after several measure to minimize the error. Snoring will be relieved for most people that night, and will get better in 15 days generally. Please wear half an hour before sleep on your left hand at night, and effect on left or right hand is almost the same. Please keep the open part of the ring on the litter finger dorsum to the left and salient points on the inside of litter finger to the left. Heavy snoring like sleep apnea and so on is not suitable to wear this ring. Please don't wear this ring when you are wearing a pacemaker or other electronic devices of similar products.