MOLDEX "Meteors" Earplugs, New Set of 6 Pairs (2 earplugs per pair) Size: H26mm x Φ11.6mm (diameter at the widest part) Noise Reduction Rating (NRR): 33dB Material: 100% Foam Polyurethane Individually packaged for hygiene, useful in various situations. ^^ #MoldexMeteor #500YenProducts Moldex earplugs originated in the United States. The soft, elastic polyurethane and the angled design provide a comfortable fit and high performance. Snoring, sleep aids, hyperacusis, high performance, best, concentration, reading, studying, construction, countermeasures, factory, gourd shape, stress reduction, airplane, pachinko, pachislot, sleep, good sleep, remote work, recommended