【Supervised by Sleep Professionals】Earplugs for Sleep, Complete Soundproofing, 36dB Noise Reduction, Good Sleep, Soundproof Measures Earplugs with Case Regular Price: 1499 yen Purchased online. Unused, only tried on. *Disinfected No price reduction Instant purchase available Will be shipped in bubble wrap + envelope. Brand: CAAKT 【Easy to Wear】: Comes with 4 sizes (XS to L) of ear tips, so you can fit them to your ear size and effectively block out sound. Simply insert the earplugs into the ear canal for easy wearing. Choose the most comfortable size (XS, S, M, L) from the optimal fit. (Note: The earplugs come with M-size ear caps attached.) 【Excellent Soundproofing Design】: The double-layer noise reduction design effectively reduces everyday noises such as snoring and talking (noise reduction level: -36dB). Reduces surrounding noise and protects hearing when studying or working, when you want to sleep, or during travel on buses or airplanes. 【Safe and Clean Earplugs】: Because the earplugs touch your skin, you can wash the entire body with water to keep them clean at all times. Moreover, they can be used repeatedly, making them environmentally friendly and easy on your wallet. Comes with a dedicated case for clean storage and portability for travel and business trips. 【Comfortable Fit】: Made of soft, skin-friendly silicone material, the shape can be freely changed, which is the biggest feature, "can be adjusted to your own ears." Compared to disposable sponge-type earplugs, it is less likely to cause pressure or pain due to urethane expansion, making it recommended for sleep and long-term use. 【Useful for Noise Reduction】: Earplugs are essential 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, hearing impairment, and those who have light sleep at night. Also ideal for when you want to get away from everyday sounds and concentrate on work, study, or reading.