3M PELTOR Optime II Earmuffs have been developed for demanding noise-hazard environments. A suitable choice for environments with substantial industrial noise or construction machinery, like airports and agricultural work.Legal Disclaimer3M personal protective equipment is only intended for occupational workplace use. This 3M personal protective equipment must be used in compliance with the applicable occupational health and safety legal requirements and standards, as well as all user instructions, warnings and limitations accompanying each product. It is essential that all product user instructions and government regulations on the use of each product be followed in order for the product to help protect the wearer. Misuse of personal protective equipment may result in injury, sickness, or death. For correct product selection and use, individuals should seek occupational health and safety advice from a suitably competent person. For additional product information, visit www.3M.co.uk/SafetyBox Contains1 x set of ear defenders on a neckband