Overview

• Noise Reduction Rating (NRR) 20 dB, CSA Class B(L) Detectable earplugs are blue and contain metal components for easy detection in food-related applications High density, slow-expanding PU foam for premium comfort and fit Outer grooves allow for larger surface area in the direction of the eardrum to prevent sound build-up in the inner ear Fluted, tapered design adjust to all ear sizes for a custom, secure fit Oval-shaped opening matches ear canal shape and allows for easier removal Scientifically designed channels offer low-pressure comfort while allowing spoken word soundwaves to travel through