Experience unparalleled comfort and noise reduction with these high-performance polyurethane foam earplugs. Designed to provide a noise reduction rating of 25 dB, they ensure a serene environment whether you're working, traveling, or sleeping. The vibrant yellow color makes them easy to spot, while the soft foam effortlessly conforms to the shape of your ear for all-day wear. With a generous supply of 400 pairs, you'll always have a fresh set ready for use.