The X-Series earmuffs are 3M’s latest advancement in hearing conservation. New technologies in comfort, design and protection all come together in this groundbreaking earmuff line. The X4A utilizes a newly designed spacer, specially formulated foam liners and innovative ear cushions to help improve attenuation. This lightweight, lower-profile earmuff helps with compatibility with other personal protective equipment and is designed for protection against moderate-to-high level industrial noise and other loud sounds. It features an electrically insulated wire headband, often referred to as “dielectric”. 

• Over-the-head hearing protection with Noise Reduction Rating (NRR) of 27 dB for moderate to high noise exposures
• Low-profile cup design for improved compatibility with other personal protection equipment (PPE)
• Twin headband design helps reduce heat buildup with good fit and balance
• Earcups tilt to ensure a customized fit and comfort for individual users
• Electrically insulated (dielectric) wire headband helps reduce hazards around electricity