Purchased on Amazon in September, opened but new and unused. (Although unused, it has been in someone's possession, so it is listed as "Like New.") Earplugs for Complete Soundproofing - Niceter Earplugs for Sleep, 55dB Noise Reduction, Noise Cancelling Earplugs for Sleep, Silicone, Washable, Unisex (4 Sizes XL/L/M/S) Hearing Protection, Good Sleep Goods, Ear Tips, Only Snoring Not Heard, Washable, Reusable, Storage Pouch Included, For Work/Study/Live/Travel/In-Flight 【Powerful Noise Reduction】Using high-density, high-quality silicone material, the SNR value is up to 55dB, providing high soundproofing performance and blocking most noise. Wherever you are, you can protect yourself from noise, improve the quality of sleep, study, and work concentration, and protect your hearing. 【Soft and Comfortable】Our product uses lightweight and soft silicone, designed for the shape of Asian ears, and is comfortable to wear for long periods. The shape of the ear hole and the ultra-lightweight design make you forget you're wearing earplugs! 【Ideal for Sleep, Work, and Study】Our product instantly reduces noise in any situation and protects your ears. If you can't sleep due to noise, have poor sleep quality, want to concentrate more on studying or work, want to protect your ears from environments like concerts and nightclubs, or are suffering from ear diseases or hearing abnormalities, our earplugs are the best choice! 【Easy to Use】The earplugs are not distinguished between left and right ears and can be easily inserted into the ear canal. Made of soft silicone, it is gentle on the skin, antibacterial, and washable for reuse. 【With Storage Box, Convenient to Carry】Comes with an earplug storage box, convenient to carry, no worries about losing them, and can also keep the earplugs clean. Suitable for sleep, study, work, concerts, sporting events, public transportation, etc. I have checked for stains, but there may be oversights. I am selling items that I think are too good to throw away and can still be used, but please purchase if you are not concerned about minor details and are a tolerant person. (Please read the profile before purchasing.)