| Colour: Hi Vis/Black |
| CSA Class AL |
| Earcup pivot points tilt for optimum comfort and efficiency |
| It features an electrically insulated wire headband often referred to as "dielectric" |
| New technologies in comfort design and protection all come together in this groundbreaking earmuff line |
| NOTE: The X-Series (over-the-head) headband version is electrically insulated - sometimes referred to as "dielectric" |
| SNR 33dB, High Frequency = 36dB, Medium Frequency = 30dB, Low Frequency = 22dB |
| The metal components of the headband have been covered by non-conductive material for use in a low voltage electrical hazard (less than 440 V ac) |
| The wire headband offers consistent pressure over prolonged wearing periods |
| The X4A utilizes a newly designed spacer specially formulated foam liners and innovative ear cushions to help improve attenuation |
| The X-Series earmuffs are 3M's latest advancement in hearing conservation |
| 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 |