- Rapid Heating with Adjustable Levels: Experience quick warmth with built-in PI heating pads that heat up in just three seconds. Choose from three temperature settings—Low (45° C), Medium (50° C), and High (55° C)—to find your ideal comfort level on cold days, ensuring your ears remain comfortably warm without the risk of overheating. - Universal Fit: Designed to accommodate most head sizes, these earmuffs feature a flexible stretch and embedded elastic memory wire for a secure fit. Enjoy stability without the worry of them slipping off during use. - Ergonomic and Foldable Design: Our heated earmuffs are crafted for a rear-wear style, providing comfort without disrupting your hairstyle, hats, or helmets. They can be easily folded for convenient storage and transport, making them perfect for on-the-go warmth. - Versatile Use: These heated earmuffs are suitable for everyone—men and women alike. Ideal for outdoor activities such as hiking, skiing, and running, they also serve as a stylish accessory for everyday winter wear. They make a thoughtful gift for family, friends, and colleagues during holidays and special occasions like Christmas, Halloween, Thanksgiving, and birthdays. - High-Quality Materials: Constructed with durable materials, these earmuffs are designed to withstand the rigors of outdoor use while providing lasting comfort and warmth.