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Coolbe: This product is a medical device which must be used only as intended and in accordance with the instructions for use. This device is not a substitute for professional medical advice, diagnosis, or treatment. Consult a qualified healthcare professional before use if in doubt. The seller/distributor is not liable for any damages arising from misuse, unauthorized modification, or use beyond stated indications.

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【Voltage Compatibility】 When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction.

【Plug Type】 Our products use Japanese plug types (A or B type). Please use a conversion adapter if necessary.

【Important Note on Transformers and Adapters】 A transformer adjusts voltage to match your device’s requirements. A conversion adapter only changes the plug shape and does not adjust voltage. Using only a conversion adapter without a transformer may result in damage to the product.

【Liability】 We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer.

[Advanced Earplugs & Effective Sound Insulation] These earplugs have double layer effective sound insulation and noise reduction, NRR40dB noise reduction effect, easily block out all noises and provide long-term comfortable hearing protection.Recommended for those who want to improve their sleep quality, those who want to sleep soundly by reducing noise, those who want to concentrate on studying or work, those who want to protect their ears from loud environments such as live concerts, and those with hyperacusis or misophonia.Please note: It is not completely soundproof, but you can still hear necessary sounds such as alarms and calls, so you can use it with confidence. [Comfortable Fit] The ergonomic and lightweight design will not cause any pain or discomfort to your ears even when worn for a long time.Earplugs do not differentiate between left and right ears, so they are easy to put on by simply pulling up your ears and inserting the earplugs into your ear canal.The earplugs fit snugly into the ear canal, effectively preventing them from falling out and making them more stable.Feel free to choose the most comfortable tip from 3 sizes: S/M/L. [Washable and reusable] Soft silicone hearing protection earplugs.It is durable, skin-friendly, antibacterial, and can be washed and used repeatedly.Reduces most noise.It can be used repeatedly by cleaning it after use.So you don't have to worry about the health of your ear canal. [Comes with a storage case & wide range of uses] These earplugs are compact and also come with a storage box, so you can easily carry them wherever you go, such as traveling or business trips.Suitable for deep sleep, anti-snoring, swimming, studying, flying, working, concerts, public transportation, etc. [Package Contents & Quality Assurance] Earplugs x 1 set, (S, M, L size x 1 set each) + 2 silicone earplugs, storage case x 1.The product has a 12-month warranty, and if you have any problems, please contact our store from "Order History" → "Contact Seller" (★Product exchange/return service★, etc.)