Specification Brand : Generic BulletPoint1 : ADJUSTABLE SIZE: The ear cups of these earmuffs can be easily adjusted to fit various head sizes, making them suitable for both men and women. BulletPoint2 : VERSATILE USAGE: for sleep, study, travel, and more, these earmuffs are suitable for various scenarios, allowing you to enjoy peaceful sleep anytime, anywhere. BulletPoint3 : NOISE REDUCTION: Utilizing advanced soundproofing technology, these earmuffs effectively reduce noise interference, creating a peaceful sleeping environment for you. BulletPoint4 : BREATHABLE COTTON CLOTH MATERIAL: Made with well quality cotton cloth materials, these earmuffs are breathable, soft, and , providing comprehensive protection for your ears. BulletPoint5 : COMFORTABLE DESIGN: Designed with ergonomic principles, these earmuffs offer a comfortable fit that conforms to the shape of your ears. You can wear them for extended periods without feeling discomfort. Color : Gray Department : Unisex Adult ItemName : Sleep Winter Earmuff, Ergonomic Breathable Adjustable Size Sleep Earmuff for Studying (Gray) ItemPackageDimensions_Height : 3 centimeters ItemPackageDimensions_Length : 16 centimeters ItemPackageDimensions_Width : 12 centimeters ItemTypeKeyword : safety-earmuffs Manufacturer : Generic ModelName : Genericpsc29g50a1-12 ModelNumber : Genericpsc29g50a1-12 PartNumber : Genericpsc29g50a1-12 Pattern : Solid ProductDescription : 1. NOISE REDUCTION: Utilizing advanced soundproofing technology, these earmuffs effectively reduce noise interference, creating a peaceful sleeping environment for you. 2. ADJUSTABLE SIZE: The ear cups of these earmuffs can be easily adjusted to fit various head sizes, making them suitable for both men and women. 3. COMFORTABLE DESIGN: Designed with ergonomic principles, these earmuffs offer a comfortable fit that conforms to the shape of your ears. You can wear them for extended periods without feeling discomfort. 4. BREATHABLE COTTON CLOTH MATERIAL: Made with well quality cotton cloth materials, these earmuffs are breathable, soft, and , providing comprehensive protection for your ears. 5. VERSATILE USAGE: for sleep, study, travel, and more, these earmuffs are suitable for various scenarios, allowing you to enjoy peaceful sleep anytime, anywhere.