Designed for maximum comfort and protection, the NRR 32 Canada Class A(L) LL-LS4 earplugs from Howard Leight are crafted from self-adjusting polyurethane foam that conforms to the shape of the ear, ensuring a snug fit for virtually every wearer. With a Noise Reduction Rating (NRR) of 32 and a vibrant magenta and yellow color scheme, these earplugs not only provide exceptional noise attenuation but also enhance visibility in various work environments, including forestry, agriculture, and construction. Available in multiple packaging options, including bulk refills for convenient dispenser use, they meet stringent safety standards and regulations, making them an ideal choice for professionals in demanding industries such as manufacturing, law enforcement, and military operations.