Thank you for viewing! The following is quoted from the sales site: Earplugs for sleeping 【50dB noise reduction】 Hearing protection earplugs reduce daily noise, hearing protection, improve snoring countermeasures / unisex, for work/study/live/travel/in-flight ear tips, silicone, washable, noise canceling, anti-snoring 【Powerful noise reduction function】 Made of soft silicone, the SNR value reaches 50 dB, and it has a built-in active noise filter, providing 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 any pain or discomfort even if you sleep on your side all night. The flexible silicone is gentle on the skin and has antibacterial properties. 【Washable and Reusable】 The earplugs have no distinction between left and right, just gently pull them out of your ears. Made of soft, skin-friendly silicone material with antibacterial properties, they can be washed and reused, making them economical. 【Convenient storage and versatile】 Earplug storage case, replaceable ear caps (XS/S/M/L) 4 pairs (3 pairs of silica gel ear caps, 1 pair of memory sponge earplugs) Perfect fit even for small ears. Comes with an earplug storage case, so you don't have to worry about them falling out. Suitable for deep sleep, study, 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 sponge earplugs have higher sound insulation, sponge earplugs may feel a little pressure on the ears, so they are not suitable for long-term wear, and can be used when higher sound insulation is required depending on the noisy environment】 ※ This item is a beautiful/new unused item. Although we have checked it, there may be inconspicuous minor deterioration even if it is a new unused item due to being stored at home. Thank you for your understanding. If there are any defects, please contact us via the transaction message before evaluating the receipt. ☆ Immediate purchase is welcome ☆ Scheduled to be shipped via Mercari ☆ Please note that the time of day I can check/reply to comments varies depending on the day.