Feature:1. Comfortable to Wear: The ear muff protector comes with a soft padded headband that reduces pressure on the head for superior comfort.2. Sound Insulation: The spacious interior of the earmuff ensures breathability, while the soft lining provides a tight acoustic sealing.3. ABS and Cotton: The housing is made of a sturdy and thick ABS , noise reduction, sound absorbing cotton with an NRR rating of 21dB and provides significant noise isolation.4. Easy to Carry: Compact folding design, easy to store and carry. Noise blocking headphone can fit in a backpack, backpack or briefcase, but take up very little space.5. Versatile Use: Ideal for aircraft flights, sporting events, learning, woodworking projects and lawn mowing, ideal for operating heavy machinery or landscaping businesses.Specification:Item Type: Ear MuffMaterial: ABS, Sound Absorbing Cotton. Noise Reduction: NRR 21DBProduct Structure: Layered anti resonance casing. .Package List:1 xEar Muff1 x Storage Bag