HOWARDLEIGHT MATRIX ■ Brand new, unused, 4 pairs ■ Unisex ■ Noise Reduction Rating (NRR) 29dB ■ Made in USA 【Howard Leight Brand】 Howard Leight is a manufacturer of earplugs committed to quality, consistently delivering high-quality products. If you have concerns about the quality of other brands, please try Howard Leight earplugs. ■ Earplugs that do not require rolling due to special material and structure. ■ Unique structure combining a unique smooth foam material with a core. ■ No rolling required before insertion, and no waiting for expansion, allowing for immediate high noise reduction. ■ Also, they can be removed smoothly, reducing the risk of damaging the eardrum. ■ Highly visible fluorescent orange body. ■ NRR (Noise Reduction Rating) = 29dB high performance The product is individually packaged in pairs (2 pieces). Brand new, unused, and stored in a dark place at home, so please understand. ☆ I also have Moldex, Howard Leight, and Push-Ins earplugs for sale, so please take a look if you like. Instant purchase is possible without comments. Point redemption Point spending