Features Soft Headband: This soundproof earmuff features a soft headband to reduce pressure on the head, providing lightweight and comfortable wearing. Good breathability: the spacious interior of the ear muffs ensures breathability, the soft faux leather ensures tight sound insulation. SNR 30DB Rating: This earmuff has SNR 30DB noise reduction effect, effectively isolating louder sounds and background noises, efficiently and practical. Durable materials: Composed of a sturdy ABS shell and thickened sound-absorbing sponge, effectively blocks noise and has a long service life. Applicable scenes: suitable for shooting, mowing, flying, sporting events, woodworking projects, heavy machinery operation and all noisy activities. Specification: Item Type: Noise Cancelling Earmuffs Material: ABS, sound-absorbing sponge Noise Reduction Effect: SNR 30DB Product structure: Anti-resonance scale Package List: 1 x Earmuffs Package List 1 x Earmuffs