Cap-mounted design allows for easy use with most hard hats. Color-coding for compliance sighting. 3M™ Peltor™ Optime™ 101 cap-mounted earmuffs feature a stainless steel headband for consistent force and effective hearing protection. For noise levels up to 101 dBA, these cap-mount earmuffs provide effective hearing protection. Cap-mounted design allows for easy use with most hard hats Liquid/foam filled ear cushions H7P3E – NRR 24dB / H10P3E – NRR 27dB
