Usage notes

caveat This is a caveat that may result in death or serious injury.

Do not place the EMS pad on an induction cooker while it is in use, as this may cause the pad to catch fire.

Do not heat in a microwave oven. Both the silver fiber and the EMS pads may catch fire.

Note This indicates a note that may result in injury or property damage only.

If you have metal allergies, do not touch the metal directly to your skin as it may cause itching or a rash.



When handling the EMS pad, do not rub your fingers or other parts of your body with the metal part. This may cause abrasions (cuts).



Do not soak the EMS pad in seawater or hot spring water. This may reduce its performance. If the EMS pad gets wet, wipe it with a dry cloth.



quality assurance

Quality assurance of the MG Vest ST vest body and EMS pad

Quality guarantee period

● The quality guarantee period for the MG Vest ST for everyday use is two years from the date of purchase.
※Guarantees the electromagnetic shielding performance of the material.

User Registration Form

Once you have filled out the necessary information, please mail or fax it to us.
If you do not register as a user, you may not be able to receive product inspection and parts (EMS pad) replacement services.

Repairs and replacements during the quality guarantee period

If the quality (electromagnetic shielding performance of the materials described in the instruction manual, etc.) cannot be maintained within the warranty period when used in accordance with the notes in the instruction manual, etc., we will repair or replace the product free of charge.

Repairs and replacements after the Quality Guarantee Period has expired

After the quality guarantee period has expired, repairs and replacements will be charged.

Paid repair

According to the provisions stated in the warranty, repairs may be subject to a fee even during the warranty period.

Request for product recall and disposal

● MG VEST ST for everyday use will be collected and disposed of two years after purchase.
※For more details, please refer to the instruction manual and quality assurance document provided with the product when you purchase it.

Warranty period

We have been conducting quality inspections of used products for many years. As a result, we have confirmed that if the product is used daily (as described in the instruction manual), the shielding performance is maintained for up to two years. If the product is not used daily, it is expected that the performance will be maintained for a longer period, but we cannot guarantee this. Thank you for your understanding.

Post-warranty support
We will notify you when the quality guarantee period ends. At that time, we will also send you information about replacement and product recall, so please feel free to contact us even after the warranty period has ended.