The hearing protection plug 3M ™ EAR ™ Ultrafit ™ 20 are designed for use in the industry for noise areas up to 93 dB (A). They protect short and long-term threats from noise. No size adjustment is necessary for these plugs. They are easy to insert into the ear canal and enable permanently comfortable seat because they are made of flexible materials and are already pre -shaped. Overhauling in moderate noise areas is prevented by the low insulation value (SNR = 20 dB) the hearing protection plugs, so that employees can continue to hear and communicate discussions with each other with ear protection. In order to meet the individual requirements of the users, the plugs are compatible with the 3M ™ EA-RFIT ™ Validation System: This enables the individually achieved insulation value of each use.
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