3m Peltor Earmuffs 10-C 7100315032

Earmuffs X4P3E/37278(AAD), Earmuff Style Hard Hat-Mounted, Noise Reduction Rating 25 dB, 26 dB, 27 dB, Dielectric No, Cushion Material Foam, PVC, For Use With H-700 Series Hard Hats, Industrial Safety Helmets, Series X, Standards ANSI/ASA S12.71-2018, Cup Material ABS, Features Compact Design, Dual-Ear Testing, Earmuff and Earplug Testing Capability, Fast, Clear Accurate Results, Science-Based, Quantitative Testing, Seamless Software Integration, Tests 7 Frequencies on Both Ears Simultaneously