NRR 32) Howard Leight by Honeywell MAXIMUM UF Foam Ear Plugs. Box of Fifty 5-Pair Vending Packs Hold in place for a few seconds to allow the foam to expand and create a tight seal. Do not reuse earplugs after they have been worn for an extended period or exposed to excessive earwax or dirt. Directions Insert by gently rolling the earplug between your fingers to compress, then insert into the ear canal with the bell-shape facing out. Ear-plugs For Sleeping 2 X 20 Pairs Of Howard Leight MAX 1 Ear Plugs By Howard Leight By Honeywell Earplugs For Sleeping Ideal size for workers with smaller ear canals · Low pressure polyurethane foam expands gently for comfortable long-term wear · Contoured T-shape for easy... The non-irritating non-allergenic self-adjusting foam recovers to fit virtually any ear canal. Product description MAX 1 Foam Ear Plugs, SNR 37dB Contoured bell-shape for easy insertion and wear The non-irritating non-allergenic self-adjusting foam recovers to fit virtually any ear canal Each pair of ear plugs is individually wrapped. Howard Leight MAX-1 Uncorded Max Ear Plugs - Legion Safety Products Each pair of ear plugs is individually wrapped., Standards: EN352-2., SNR Rating SNR37 H-36 M-35 L-34