The 3MTM PELTORTM OptimeTM 98 is a reusable hearing-protection earmuff designed for industrial environments with moderate to high noise levels.
For the common H9A over-the-head model:
* Noise Reduction Rating (NRR): 25 dB
* Type: for hard hat
* Design: Lightweight, low-profile ear cups
* Cushions: Liquid/foam-filled for comfort and an effective acoustic seal
* Applications: Manufacturing, workshops, construction, maintenance, utilities and general industrial operations.