3M 7100099847 Earplugs, a reliable hearing protection solution. With an attenuation rating of 29.0 decibels, these roll down foam earplugs ensure a secure fit. The tapered shape and bullet design offer maximum comfort. Additionally, these electrically insulated and dielectric earplugs are suitable for CSA Class AL. The slow-recovery foam and roll-down insertion style provide ease of use. Although not moisture resistant, these regular-sized earplugs are made with high-quality foam material. Unfortunately, no dispenser is available for added convenience. Trust 3M for effective and reliable hearing protection.