3M Corded Earplugs
3M earplugs provide excellent hearing protection and comfort. Corded for convenience and to prevent loss of earplugs. The earplugs provide a smooth, dirt-resistant surface for hygiene. Various styles provide comfortability for a wide range of ear canal sizes. Corded ear plugs are convenient if you have a process that generates noise intermittenly - they can be taken out and hung around your neck, then reinserted as needed.
3M Uncorded Earplugs
3M uncorded earplugs also provide excellent hearing protection and comfort. When it comes to the benefits of corded versus uncorded earplugs, the pros are purely a matter of personal taste. Whi;e many view the thin connecting cord on some varieties to be helpful for keeping both pieces together when not in use, others find the extra part clumsy and hazardous due to its potential to tangle.