OUHOE Hand Warmer – Portable Disposable Self-Heating Patch for Winter

OUHOE Hand Warmer contains iron powder and carbon powder, which start heating immediately upon exposure, providing rapid warmth. The chemical reaction releases heat to raise body temperature and keep hands cozy, making it ideal for winter activities and daily use.

How to use:

1. Open the package and place the patch on the inside of your clothing.

2. The patch will begin to heat within 15–30 minutes.

3. Provides warmth for up to 10 hours.

Perfect for use in cold conditions, including outdoor excursions, winter travel, office heating, or relieving localized hand discomfort, ensuring your hands stay warm and comfortable anytime.