3M PELTOR X4 Earmuffs X4B, Behind-the-Head

by 3M
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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 X4B 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.  - Earcup pivot points tilt for optimum comfort and efficiency  - Replaceable ear cushions and foam liners (hygiene kit HYX4)  - Noise Reduction Rating (NRR)b 27 dB. CSA Class AL


  • Design of neckband allows earmuffs to be worn with a variety of face shields and headgear
  • Compatible with headgear without accessory slots
  • Soft, adjustable head strap helps to maintain a secure fit with many different types of headgear
  • Fit can be confirmed: Verify with 3M™ E-A-Rfit™ Dual-Ear Validation System***
  • X4 products are slim relative to their level of attenuation: Protection without all the bulk