Keep your ears warm in winter: Are you still worried about cold ears in winter? Made of 75% wool and 25% polyester, our earmuffs keep your ears warm in cold weather and your ears from the wind. Don't worry about your ears being cold. You won't be numb due to frozen ears in winter, keep them warm all winter long. Suitable for indoors and outdoors: the headband can be worn outdoors. inside and outside. Ideal for biking, hiking, skiing, snowboarding, yoga, exercising, running. Staying in place and durable: Our earmuffs are different from traditional earmuffs. Not easy to slip, longer service life. For most parties, you can keep it in place no matter what activity you're doing. Make sure to fit your ears perfectly. Premium material: super soft, comfortable, anti-static, breathable, non-pilling, non-fading, quick-drying headband, gentle on the skin. skin, light. There is no feeling of wearing a woolen headband. You'll forget it even exists! Suitable for Men, Women and Kids: One size fits most people, but the earmuffs are stretchy enough to fit most head turns.