The Howard Leight by Honeywell Thunder Noise-Blocking Earmuffs feature a dielectric construction ideal for all workplaces including electrical environments. The earmuffs also feature a patented Air Flow Control technology for optimal attenuation. The convenient quick-click height adjustment remains fixed during wear. The earmuffs are for use with a wide range of hard hats. The earcups snap in place during use and swing back when not being used.
ADDITIONAL SPECIFICATIONS: Description: Thunder T1H; Style: Cap-Mounted; NRR: 23; Canada Class: A; Hygiene Kit: 1010974
*Must be purchased in quantities of 10 pr.