Earplug 1110 Std SNR37 - Polyurethane

3M 1110 Cord Earplugs 3M™ 1110 Cord Earplugs are made of soft hypoallergenic PU foam material to provide maximum comfort and low pressure inside the ear. Its smooth and dust-resistant surface provides better hygiene, durability and comfort. Its tapered design fits most ear canals and makes the plugs easier to use. SNR: 37dB