- Premium Fleece Material: Made with soft Polar fleece lining, our heated earmuffs provide exceptional warmth and comfort, shielding your ears from cold winds and low temperatures. - Innovative Back-Wear Design: Designed to be worn behind the head, these earmuffs ensure comfort and style without interfering with hairstyles, hats, or helmets. Their foldable design makes them easy to store and carry. - Fast and Adjustable Heating: Equipped with built-in PI heating pads, our earmuffs heat up in just three seconds. Choose from three adjustable levels (Low: 45°C, Medium: 50°C, High: 55°C) to suit your comfort needs on chilly days. - Safety Features: The auto-off function (over 55°C) conserves power, prevents overheating, and prolongs battery life, ensuring a safe and reliable experience. - Versatile Use: Perfect for both men and women, these heated earmuffs are ideal for a variety of outdoor activities, including hiking, skiing, and running, as well as daily winter wear. - Perfect Gift: A thoughtful present for family, friends, and colleagues for occasions such as Christmas, birthdays, and anniversaries. - One Size Fits Most: With elastic memory wire and good elasticity, our earmuffs comfortably fit most head sizes, ensuring stability and a secure fit during use. Stay warm this winter with our functional and stylish heated earmuffs, designed to enhance your outdoor experience while keeping you comfortable and protected from the cold.