Our sleep ear muffs are designed to provide maximum comfort and noise reduction for a variety of activities. The adjustable band ensures a secure fit, while the soft, breathable material keeps your ears warm without causing discomfort. for use during winter sports, outdoor activities, or simply relaxing , these ear muffs offer excellent protection against cold weather and unwanted noise. Features -Color:Black -Material:Flannel -Size:60.00X11.00X0.30cm/23.58X4.32X0.12in - warmth: these earmuffs are designed with added fleece to provide warmth, making them for cold winter nights and ensuring a comfortable sleep -Noise isolation: effectively isolates noise, allowing you to rest peacefully in noisy environments, making them ideal for dormitory use - : ideal for students, these earmuffs offer a quiet and comfortable environment for studying and resting in dormitories -Outdoor versatility: for outdoor activities like running and cycling, these earmuffs protect your ears from cold winds and noise, enhancing your outdoor experience -Stable fit: designed to stay in place, these earmuffs offer a secure and comfortable fit, ensuring they won't slip off during physical activities Package list: 1 x sleep earmuff