The Uvex x-fit disposable blue-corded earplugs is ergonomically shaped earplugs that provides strong insulation and comes with a single number rating of 37dB. This soft foam of the earplugs provides a high level of comfort, even when worn for extended periods. The detec version of the uvex x-fit is easily detectable, both visually and by machines, due to its striking blue colour and metal ball. It has patented x-grip technology reduces contact pressure in the ear canal and makes it significantly easier to insert and remove the earplug.