Waterproof Warm: When You Use the Ear Muffs for Winter in Cold Rainy or Snowy, Your Ear Muffs for Winter Refuse Wet,Always Keep Your Ears Warm.Shield the Wind from Ears Without Blocking Sound. Adjustable Size: This Ear Muffs for Winter Is Unisex. It Can Be Adjusted According to Your Head Circumference in a Small Range, Keep Your Ears Warmer, You Won’t Take It down Any More. Foldable and Easy to Use: Our Ear Muffs Are Convenient and Simple to Wear, These Earmuffs Will Make You Look Very Stylish, And They Will Not Fall off Easily When You're Walking or Running. Behind-Head Style: Behind the Head Design Fits Comfortably over Your Ears and Allows the Ear Muffs to Be Worn with Other Headwear and Head Protection. Excellent Winter Accessory: Our Ear Warmers Accompany with You in All Your Outdoors Activities Such as Shopping, Hiking, Camping, Biking, Ice Skating, Skiing, Sledding, And More.