Hard Hat Earmuffs, Noise Reduction Soundproof Earmuff Attachment Earing Protection, Hard Hat Accessories for Many Noisy Environments

• TWO-SHELL TECHNOLOGY: This protection is based on a two-shell technology that minimizes resonance in the enclosure for optimum high attenuation.
• LOW FREQUEN CY ATTENUATION: The acoustic connection between the inner and outer casings provides maximum low attenuation.
• COMFORT TO WEAR: A high-density foam pad that provides a high-quality, low-noise seal for the wearer's comfort.
• EASY TO INSTALL: Noise-proof and noise-reducing earmuffs for use with V-type helmets, the helmet mount version can be mounted directly on many industrial safety helmets without the need for additional accessories.
• SUITABLE FOR: Sealed ring width filled with a high density sponge for optimum fit and reduced contact pressure, meet the needs of industrial applications in many noisy environments.

Specification: Condition: 100% Brand New Model: with helmet type earmuffs Material: PVC Color: Black Noise reduction rate: 27db Signal to noise ratio: 31db Executive standard: ce Function: anti-noise, soundproof Wearing method: wearing a helmet Lining material: high density sponge Cup cover thickness: 5cm/2.0in Suitable for noisy environments: various noise environments such as construction sites and factories Use range: hearing protection, helmet matching Uses: General industrial use, such as facility maintenance, grinding, electrical, machine operation, grinding, welding, dismantling, painting, sand blasting, assembly. Recommended industries: transportation, pharmaceuticals, construction, automotive, military tactics, maintenance and operations (MRO), mining, military maintenance, metal processing, oil and gas, general manufacturing. Package List: 1 * Pair of hard hat earmuffs