Item Type: Heated Eye Mask Material: Fabric Applicable Symptoms: Dry Eyes, Sore Eyes and Tired Eyes, Facing the Computer for a Long Time, Working Overtime, Staying Up Late, Looking at the Mobile Phone for a Long Time Power Supply Method: Plug in and Use Use Time and Efficacy: Prevent Myopia and Beautify Eyes, Use a Few Minutes a Day, Can Effectively Improve the Microcirculation of Eye Tissue, Improve the Adjustment Ability of Ciliary Muscle, Activate Eye Cell Tissue, Increase Oxygen and Clear Collaterals, Effectively Improve eyesight, Prevent Myopia, and Beautify Eyes , Improve eyesight and Eliminate Eye Fatigue. Wear It for 15 Minutes Each Time to Relax the Eyes and Eye Muscles, Reduce Internal Pressure, and Quickly Eliminate Symptoms Such As Soreness, Swelling, Pain, Dryness, Photophobia, and Blurred eyesight Caused by Overuse of the Eyes. Magnetic Fields Have a Good Calming Effect. Wear It Every Night for 5-10 Minutes Before Bed to Fully Relax the Cranial Nerves. Cranial Nerves Easily Enter Deep Sleep, Eliminate eyesight Loss and Neurasthenia Caused by Overuse of the Brain, and Shorten the Time to Fall Asleep. Targeted People: 1. Students in Colleges, Junior High Schools and Primary Schools that Have Myopia, Hyperopia, Astigmatism, Excessive Eye Use or Long Term Wearing of Glasses, Causing Eye Fatigue and Discomfort. 2. Computer Operators, Accountants, Secretaries, Teachers, Long Term Drivers, Fine Mechanics and Other Visually Impaired Persons. 3. Presbyopia. 4. Crow's Feet, Dark Circles and Bags Under the Eyes. 5. Eye Pain, Headache, Facial Trigeminal Neuralgia, Neurasthenia, Insomnia. Product Size: Approx. 25 x 8.5cm / 9.84 x 3.35in ( Manual Measurement, Slight Error May Exist )