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 For North; Style: Cap-Mounted; Color: Blue; NRR: 27; Canada Class: A (L); Hygiene Kit: 1010976
*Must be purchased in quantities of 10 pr.