Protect your hearing with these 3M E-A-R Classic Uncorded Earplugs, designed for optimal noise attenuation of 29 decibels. Each package contains 200 pairs, totaling 400 earplugs, ensuring you're well-stocked for industrial settings or high-noise recreational activities. These disposable earplugs are made from comfortable, expandable polyurethane foam, fitting snugly in your ear canal. They come in a compact, easy-to-store poly bag, measuring just 1 inch by 1 inch by 1 inch, and weigh a mere 0.5 pounds. For hygiene reasons, these earplugs are intended for single use and should be discarded after each use. Insert them by rolling and pushing into the ear canal until they expand and fit securely. Remove by pulling straight back.