[Oh!SUTOO] ear plugs Mimisen [Storage case included/Set of 4] for sleeping soundproofing

【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.

[Earplugs made by "Oh!SUTOO"] Have you ever been a light sleeper and easily woken up by any noise? Earplugs made by Oh!SUTOO come in handy in such situations.It blocks out noise, so you can use it comfortably when you want to concentrate on work, as a noise countermeasure, or when you want to concentrate on your work.Also, you won't get tired even if you wear it for a long time. [Soft sponge type] The earplugs of this product are sponge type, and are characterized by their cylindrical or conical shape.These earplugs are made of soft sponge material, so they are comfortable to wear and provide a gentle feel.Another benefit is that the material swells up after you put it on, allowing it to fit naturally inside your ear, providing excellent sound insulation. [Very easy to use♪ 3 steps♪] Before putting on earplugs, first clean the inside of your ears.① Roll the earplugs with your fingertips and crush them until they become thin.②Pull your ears gently and insert the earplugs.③Press it with your finger for 20 seconds and when it swells inside your ear, the installation is complete♪ [Can be used in a variety of places♪] These earplugs can be used to prevent snoring while sleeping, when you want to concentrate on work or study, or when using public transportation such as airplanes, trains, and buses.Please feel free to use it according to the environment in which you want to block out sound in your life♪ [Product specifications] ●Color: Blue, green, red, pink ●Material: Sponge ●Size: Earplugs: 2.5cm x 1cm/Package: Approx. 5.1cm×2cm