JacksonĀ® H70 VibeĀ® Ear Muffs are built for comfort and convenience, without compromising hearing protection. The headband style design features highly padded ear cups for all day comfort and innovative design that adjusts to most head shapes and sizes. Promoting safety & ensuring security, the dielectric insulation protects users from electric shocks and shorts. The durable thermoplastic material retains shape and pressure for consistent noise reduction. These ear muffs have a lightweight design, with a noise reduction rating (NRR) of 23 dB to suit low noise environments, such as lawn mowers, industrial work, traffic noise etc.