Ear Muff, 23dB, Headband, Black/Gray Leightning L1 Headband Earmuff (NRR 25) Features Patented Air Flow Control Technology For Optimal Attenuation, Robust Steel Wire Construction Withstands Use In Tough Environments Pre-Assembled Clip-On visor with Brow Guard holds earmuffs and face shield in place when worn, protects face from sun/rain Epoxy-Coated Stainless Steel Mesh Face Shield is resistant to all weather, maintains performance over time with heavy usage Detachable Brim And Sun Peak Provides Protection From Sun/Rain Highly Impact-Resistant Polycarbonate Visor Clear Face Shield Also Available (Sold Separately) Price For: Each Standards: ANSI S3.19-1974 Item: Ear Muff Noise Reduction Rating (NRR): 23dB Dielectric: No Color: Black/Gray Ear Muff Style: Over-the-Head Country of Origin (subject to change): Sweden