3M H10B Peltor Optime 105 Black And Red ABS Behind-The-Head Hearing Conservation Earmuffs With Liquid/Foam Earmuff Cushions (1/EA) Monitors & Calibration Equipment firmly gripping the beam or

firmly gripping the beam or column to provide a temporary or permanent anchorage attachment

* Quality grinding mechanism

The rechargeable NiCd battery provides approximately 10 hours of reliable operation on a single charge and easily detaches from the pump body for recharging and/or quick field change in non-hazardous locations

* Sticks better to the popcorn and packs in the taste

3M H10B Peltor Optime 105 Black And Red ABS Behind-The-Head Hearing Conservation Earmuffs With Liquid/Foam Earmuff Cushions (1/EA) Monitors & Calibration Equipment firmly gripping the beam or3M Peltor Optime 105 Behind the Head earmuffs features low profile ear cups that fit well with most helmets, Feature double shell technology to effective hearing protection. The OPTIME 105 features added mass and volume, plus a unique double shell earcup design (two cups connected via a foam inner layer to reduce structural resonances) to provide the maximum in noise reduction throughout the full range of low and high frequencies.