3M™ PELTOR™ Optime™ 105 Earmuffs are a high performance hearing protector. Featuring a proprietary dual-cup design and soft, foam-filled cushions, these earmuffs provide high attenuation and outstanding comfort. Additionally, these earmuffs are available in a variety of attachment types, including over-the-head, hard hat, and behind the head. For noise levels up to 105 dBA, these over-the-head earmuffs feature double-shell technology to provide effective hearing protection.• High-visibility green color for workers in low light conditions• Proprietary Twin-Cup™ design has soft, foam-filled earmuffs• Stainless steel headband distributes weight for low-pressure fit• Earcup pivot points that tilt for optimum comfort and efficiency• Liquid/foam filled earmuff cushions• Color-coding to help match attenuation needs• Noise Reduction Rating (NRR)*: 30 dB. CSA CHigh-visibility green color for workers in low light conditions lass AL*The NRR may overestimate the hearing protection provided during typical use. 3M recommends reducing the NRR by 50% for estimating the amount of noise reduction provided.3M is Leading the Advancement of Hearing Conservation™.

• Noise Reduction Rating (NRR) between 27–30 dB (depending on the attachment type)
• Double-shell technology boosts noise-blocking ability
• Made with soft, foam-filled cushions
• Stainless steel construction resists bending and warping
• 3M™ E-A-Rfit™ Dual-Ear Validation System testable