No comments needed, immediate purchase is welcome. Priority will be given to the first person to purchase, even if there are comments. Brand new, unopened Purchased from Amazon Earplugs for sleeping 【50dB Noise Reduction】 【Powerful noise reduction function】 Made of soft silicone, with an SNR value of 50 dB, and built-in active noise reduction filter, it has high soundproofing performance. It blocks out most sounds, allowing you to immerse yourself in a quiet atmosphere wherever you are. Improves sleep quality and concentration, and protects hearing. 【Flexible and Comfortable】 The soundproof earplugs are made of flexible silica gel and are designed to fit the human ear canal. You won't feel pain or discomfort even if you sleep on your side all night. They are made of flexible silicone, are gentle on the skin, and are antibacterial. 【Washable and Reusable】 The earplugs are not distinguished between left and right, just gently pull them out of your ear. They are made of soft, skin-friendly silicone material, are antibacterial, and can be washed and reused, making them economical. 【Convenient and Versatile Storage】 Includes an earplug storage case, replaceable ear tips (XS/S/M/L). Suitable for deep sleep, studying, work, concerts, various sports, public transportation, etc. Recommended for those who want to protect their ears from noisy environments such as live concerts, and for those with hearing loss or sound phobia. 【Note: Memory foam earplugs have higher sound insulation. Sponge earplugs may cause slight pressure on the ears and are not suitable for long-term wear, but can be used when higher sound insulation is required depending on the noisy environment.】 No smokers Takkyubin Compact or Yu-Packet Post