uvex x-fit – maximum insulation, optimum comfort The ergonomically pre-shaped uvex x-fit disposable earplugs provide very strong insulation and are suitable for use in extremely loud environments. The soft foam of the earplugs provides a high level of comfort, even when worn for extended periods. General features Ergonomically pre-shaped disposable earplugs Colour: lime Version with cord Comfort features Patented x-grip technology reduces contact pressure in the ear canal and makes it significantly easier to remove the earplug Protection features Meets standard EN 352-2 and the additional requirements "Signal hearing in railway track superstructure construction" (S), "Signal hearing in road traffic" (V), "Warning signal hearing, general" (W) and "Signal hearing for locomotive drivers in railway operations" (E) 37 decibels insulation – H: 36 dB, M: 35 dB, L: 34 dB Suitable for use in extremely loud environments