3M Peltor x1 Ear Defenders Headband Green. The wire headband offers consistent pressure over prolonged wearing periods. Earcup pivot points tilt for optimum comfort and efficiency. Noise Reduction Rating (NRR)b 22 dB. CSA Class A.
The X1A is a lightweight, low- profile earmuff designed for protection against low-level industrial noise and other loud sounds. It features an electrically insulated wire headband, often referred to as dielectric. 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).