The 3M Peltor X4A-OR Headband X-Series earmuffs offer excellent protection against harmful noise levels while providing a comfortable fit for extended wear. The earmuffs feature a modern, slim earcup design and low profile headband for a sleek look and improved compatibility with other personal protective equipment (PPE). The earcups are made with soft, foam-filled cushions and a unique ear cup pivot design for improved comfort and efficiency. They also have a patented twin-cup design that minimizes resonance, resulting in excellent sound quality and reduced ear fatigue. These earmuffs have an NRR (Noise Reduction Rating) of 27 dB and are ideal for use in moderate to high noise environments, such as manufacturing, construction, and transportation. They meet ANSI S3.19-1974 and are CE certified. The X4A-OR model features a bright orange color for improved visibility and compliance monitoring. The headband is adjustable for a secure, comfortable fit, and the earcups are easy to replace. Key features: NRR of 27 dB Modern, slim earcup design Soft, foam-filled cushions Patented twin-cup design Low profile headband Bright orange color for improved visibility Adjustable headband for a secure, comfortable fit CE certifiedVis mereVis mindre