CE Hanging Type Earmuffs for Safety Helmet Construction Work Hearing Protection Railway Noise-proof Ear Protector for Hard Hat

About this itemSNR 30dB NRR 25dB Noise Reduction Rating：Our hard hat attachment earmuff offers a SNR 30dB NRR 25dB (Noise Reduction Rating) for our hearing protection.Providing existing protective gear with a superior level of hearing protection，earcups lift up when sound levels are safe, tested and compliant with ANSI NRR:25dB. CE at SNR:30dB, AUS/NZS: Class 5 . Ideal for protection against noise arising from a wide range of applications in the workplaceComfortable And Easy To Install:Generous space inside the ear cups ensure breathability meanwhile Specially formulated layers of high-density, noise dampening, and sound absorbing acoustic foams for an excellent Noise Reduction Rating (NRR).The cap-mount design allows for easy use with hard hats with accessory slots.Insert the earmuff mounting adapter into the sockets on both sides of the helmet at an OBLIQUE ANGLE until it clicks into placeAdjustable and Fits Most: Adjustable earcups with pivot points for optimal comfort, efficiency and adaptability . Fits for Our hard hat. NOT Full Brim Hard HatSafety & Compliance： Our hard hat attachment ear muffs are approved by ANSI S3.19-1974 and EN352-3 and meets all applicable OSHA regulations. Professional for general industry, manufacturing, repair and maintenance, construction, oil and gas, forestry, shipbuilding, and mining wear at workThe Natural Enemy of Noise: Our earmuffs can not only be used with construction helmets to protect your ears, but also effectively block the noise at work. Our earmuffs have a certain noise reduction functionPackage:A pair of earmuffs