Designed for maximum comfort and effective noise reduction, the NRR 33 Canada Class A(L) MAX-30 earplugs from Howard Leight are crafted from soft polyurethane foam, ensuring a snug fit that conforms to the ear canal. With an impressive Noise Reduction Rating (NRR) of 33, these earplugs are ideal for a variety of environments, including construction, manufacturing, and law enforcement, where hearing protection is paramount. The contoured design not only facilitates easy insertion but also minimizes the risk of back-out, making them a reliable choice for extended wear. Available in a vibrant coral color, these earplugs are also compatible with bulk refill dispensers, making them a practical solution for workplaces that prioritize both safety and efficiency.