- Warm Fleece Lining: Our heated ear muffs feature a soft, cozy polar fleece lining that provides exceptional warmth and comfort. They effectively shield your ears from icy winds and low temperatures. The built-in automatic shut-off function (at temperatures above 55 °C) enhances safety and energy efficiency, preventing overheating and extending battery life. - Behind-the-Head Wear and Foldable Design: Designed for a comfortable fit, our heated ear warmers can be worn behind the head without interfering with hairstyles, hats, or helmets. Their foldable design allows for easy storage and portability, making them perfect for travel. - Material: Crafted from delicate, skin-friendly materials with a velvet lining and warm wool fabric, these ear muffs are both soft and pleasantly warm. - Product Name: Heated Ear Muffs Use Scenarios: 1. Ideal for outdoor activities such as skiing, hiking, or walking in cold weather, providing reliable warmth while allowing for easy movement. 2. Perfect for commuters who spend time waiting outdoors, ensuring your ears stay warm during chilly mornings or evenings. 3. Great for those who enjoy winter sports, as they fit comfortably with helmets and do not compromise your hairstyle. With these heated ear muffs, you can enjoy the outdoors comfortably, no matter the temperature.