20 Pairs [CE International Certification • Amazon Participated In Vine] 37dB Sound Insulation Value Earplugs for Soundproofing Earplugs High

【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.

[CE international standard certified ˙ High performance soundproof earplugs] Certified by CE international standard, we provide safe ˙ secure ˙ high quality products.SNR (signal-to-noise ratio) = 37dB.NRR (Noise Reduction Rating) = 32dB.Rather than completely blocking noise, using this product reduces the noise in the usage environment by 37dB.Earplugs with high performance sound insulation! [Moderate size and softness] Product size: length 24mm, bottom diameter 12mm, top diameter 8mm.If you twist it thinly, the top diameter will be 2mm.The size corresponds to the shape of most ears, and it can be inserted deep into the ear canal for excellent soundproofing! In addition, it is moderately soft and can be rolled up into a thin shape and then placed in the ear easily.It's comfortable to wear and won't hurt even after long periods of use.If your ear holes are extremely small, we recommend trying 8 pairs or 15 pairs. [Slow swelling ~ Improved fit in the ear canal] This product is made of low-resilience polyurethane material, and it takes about 60 seconds to swell and slowly swells to fit in your ear.There is less discomfort in the ear canal, and the feeling of being clogged and pressured can be significantly reduced.If you have small ear canals, you can prevent them from falling out of your ears by holding the earplugs in place with your fingers while they swell. [Reusable] The polyurethane material of this product is not only odorless, but also has excellent flexibility.It is not a disposable type and can be used repeatedly depending on the individual's usage.Do not wash the earplugs with water and dry them as this will affect the soundproofing performance of the earplugs. [Genuinely imported product - Inspected in Japan] This product is an officially imported product made in Taiwan.We test our products with the cooperation of many people before they are released, and we are confident in their quality.In addition, each earplug is carefully inspected in Japan for scratches and dirt on the exterior.We take great care to ensure that we do not deliver defective products to our customers.If you have any concerns, please feel free to contact us.We will consider the shortest and best solution based on your situation.