Smart Hot/Cold Therapy and Micron Mist steam eye mask offers dual hot/cold modes with micron-level mist technology, breaking liquid into ultrafine particles that penetrate deeply to hydrate dry eyes, reduce puffiness and dark circles. Built-in NTC sensor ensures safe 42anddeg;C constant heat for instant relief. 10s Fast Heating and 2-Temp Control Steam mask achieves 10s rapid heating with 2 adjustable temps (40anddeg;C/42anddeg;C) and 10-min auto shutoff. Choose between Continuous Spray (intense hydration) or Interval Spray (gentle mist) to refresh tired eyes effortlessly. 360 and deg; Ergonomic Fit and Skin-Friendly Eye mask's 3D contoured design with elastic band ensures full coverage and light-blocking comfort. Hypoallergenic silicone cushion adapts to all face shapes, while ultra-quiet operation suits home/office use. Easily switch modes via intuitive button . Overheat protection, water shortage alerts, and detachable washable parts ensure safety. Ideal for screen users, allergy sufferers, or anyone seeking relaxation. Cold therapy reduces puffiness; hot steam boosts circulation. Package:1 Pc Eye Mask