Thank you for viewing! This is an unopened item. Brand: AUSEN Color: Black Size: 1 pair (x 1) Style: Cordless Quantity: 2 【Latest Design Special Shape Earplugs】 Comfortable to wear. Innovative ergonomic design, developed to fit the ear canals of people, with a special curved shape that fits the shape of the ear canal, fitting the ear well and not falling out even when worn during sleep. Made of environmentally friendly, non-toxic liquid silicone material, with excellent flexibility. Your ears won't hurt even after wearing them for a long time. Designed for people, the size of the earplugs fits the ear canals of people better than other earplugs, fitting naturally and causing less discomfort. The hollow design on the top provides good ventilation, preventing the uncomfortable feeling of blocked ears. It is also breathable. 17% of people have hearing loss due to noise. The filter developed for the earplugs has an excellent function of adjusting the volume of environmental noise. By wearing the earplugs, you can reduce the sound by about 33dB. According to OSHA standards, completely soundproof earplugs cannot be used, and alarms cannot be heard in the event of disasters such as earthquakes. For details, please visit the OSHA website at any time. (If you want completely soundproof earplugs, please buy them carefully.) 【Wide Range of Applications】 Noise reduction value of 23-33dB, excellent noise reduction performance, applicable in a wide range of places. Very suitable for use at home, hotels, campsites, during sleep on airplanes, work, study, meditation, etc. It is also useful when traveling long distances, such as on trains and long-distance buses. Please also use it when you feel uncomfortable in noisy environments such as live concerts, parties, clubs, sporting events, fireworks displays, shooting ranges, and construction sites.