High-quality earplugs made of PU foam Ideal for working in noisy environments, these earplugs made of soft PU foam offer excellent wearing comfort. They are easy to insert and their soft texture ensures comfortable wear for extended periods. The colorful design also makes them easy to find when needed. Certified quality and standards These earplugs comply with the EN 352-2:2002 standard and offer effective sound attenuation of 35 dB to prevent hearing damage from noise exposure.