KEEP YOUR EARS WARM IN COLD WEATHER: It is powerful to keep your ears warm in cold and protect your ears from wind. Don't worry about your ears feeling cold. You won't suffer from numb frozen winter ears, stay your ears warm throughout the winter.HIGH QUALITY MATERIAL: Ear warmers was made of 75% fleece and 25% polyester Super soft, comfortable, anti-static, breathable, no ball, no fading, quick dry headband, skin-friendly, lightweight. There is no feeling of wearing a fleece headband at all. You will even forget its existenceSUITABLE FOR INDOOR & OUTDOOR: Can be worn indoors and outdoors. Perfect for Cycling, Hiking, Skiing, Snowboarding, Snowshoeing, Yoga, workout, Running.FITS MEN & WOMEN & KIDS: One size fits most people. the ear warmer has good elasticity so that can fit most of the different head circumferences.STAY IN PLACE & DURABLE: Our ears muffs are different from traditional ears muffs. It is not easy to slip and has longer service life. To a large extent for keeping it in place no matter what kind of activities you are doing. Ensures a snug fit over your ears.