3M Earplugs 1290 with string 1290 1 pair

Catalog number: 1290 Features: ●The material is made of thermoplastic elastomer, so it provides a soft fit. ●It is hygienic because it can be washed and reused. ●Three flanges, large, medium and small, fit perfectly into various ear canals. ●It complies with JIS T8161:1983 EP-1 (1+BK11 types), but it is a product that makes it relatively easy to hear people's conversations. ●It has a new design that provides higher sound insulation performance in the high frequency range and reduces the sound insulation value in the conversation range. Specifications: ●Cord: Yes (700mm) ●Size: Free ●NRR value (dB): 25 ●NRR value: 25dB ●Sound insulation performance based on ANSI S3.19-1974 Material/Finish: ●Earplug body: Thermoplastic elastomer (TPR)