Catalog number: 6620 Features: ●Colorful green marble color. ●Soft and comfortable to use for long periods of time. Applications: ●General noisy work sites, travel, sound sleep, MRI. Specifications: ●Cord: None ●Size: Free ●NRR value (dB): 33 ●NRR value: 33dB Material/Finish: ●Earplug body: Polyurethane foam (PUR)
