Brand new, unused! Instant purchase welcome! 【For Sleep - Doesn't Hurt Ears!】 Ergonomic and lightweight design ensures no pain or discomfort even after long periods of wear. Recommended for those who want to improve sleep quality, reduce noise for peaceful sleep, concentrate on studying or work, protect ears from loud environments like live music, and those with hyperacusis or misophonia. 【With Storage Case & Wide Range of Uses】 Includes an earplug storage box to protect earplugs from dust and moisture. Convenient to carry and prevents loss. Suitable for deep sleep, snoring prevention, swimming, studying, airplanes, work, concerts, public transportation, etc. Also recommended for those who want to protect their ears from loud environments like live music, and those with hyperacusis or misophonia. Made of soft silicone, gentle on the skin, antibacterial, washable, and reusable. 【Easy to Wear】 Comes with 3 sizes (S to L) of ear tips, allowing you to fit them to your ear size for effective sound blocking. Simply insert the earplugs into the ear canal for easy wearing. Choose the most comfortable size (S, M, or L) from the optimal fit. (Note: M-size ear caps are attached to the earplugs.) 【Equipped with a Proprietary Filter to Protect Ears from Hearing Loss and Acoustic Injury】 There are two key components that determine the quality of ear protectors. One is the shape and material of the earplugs used, and the other is the filter attached to the earplugs. 【Useful for Noise Reduction】 Essential earplugs for reducing noise during sleep (snoring, construction, etc.) and for concentrating on work. Supports deep and comfortable sleep for those suffering from sleep disorders, hyperacusis, or hearing impairments, and those who have trouble sleeping soundly at night. Also ideal for when you want to escape everyday noises and concentrate on work, study, or reading. 2200r7509