Premium Warmth: Very comfortable, lightweight and breathable warm fleece material, fully covers the ears to prevent cold air from entering the ears. Whether you're working out or on the go, you'll love the warmth and performance of this fleece headband. STRETCHABLE AT WAIST: Super stretchy headband material is elastic on all sides of the line to accommodate a wider range of head sizes, fits most adults, men and women Comfortable and not bulky : The headband is very soft, stretchy but not bulky and deformed, it just stays in place when you run. EXTREMELY DURABLE: This pillow is washable and durable, well made with no extra strings or loose parts, it will last for years. Premium fleece winter headband. Practical and Universal: Lightweight and space-saving, you can easily put it in your pocket. Protect your ears from the cold during most sports. This helmet is suitable for skiing, running, cycling, jogging, casual walking and different cold weather outdoor activities.