Attributes

Brand	-
Category	Health Supplies / Heat Patches
Origin	-
Brand	Haishi Hainuo
Product Type	Self-Heating Warm Patch
Target Area	Lower Back, Abdomen, Shoulders
Duration	Up to 10 Hours
Max Temperature	Approx. 53°C (127°F)
Material	Non-woven Fabric, Iron Powder, Activated Carbon
Adhesive Type	Hypoallergenic Pressure-Sensitive
Package Quantity	10 Patches per Box
Scent	Unscented
Usage Condition	Single Use Only

6 reviews

Anonymous

Mar 21, 2026

Rating: 5/5

Helps with menstrual cramps

I use these specifically for period pain relief. The gentle, continuous heat is much better than a hot water bottle because I can move around freely while wearing them.

Anonymous

Mar 15, 2026

Rating: 4/5

Good value for money

Compared to other brands, these offer longer duration at a better price point. They don't have any strong chemical smell which I appreciate.

Anonymous

Mar 13, 2026

Rating: 5/5

Must-have for outdoor workers

I work outside in the winter and these patches keep my core warm even in freezing temperatures. Highly recommend sticking them on the lower back area.

Anonymous

Mar 07, 2026

Rating: 5/5

Reliable and safe

I was worried about burns, but the temperature stays very comfortable. It warms up quickly after opening the package and maintains a steady heat level.

Anonymous

Mar 04, 2026

Rating: 4/5

Great heat, slight bulk

The heating effect is excellent and lasts about 9 hours for me. The only minor issue is that they are slightly thick under tight clothing, but totally worth it for the comfort.

Anonymous

Mar 04, 2026

Rating: 5/5

Perfect for winter days

These patches are a lifesaver during cold mornings. They stick well to my clothes and provide consistent warmth for the entire workday without getting too hot.

5 FAQ

Q: Can these patches be applied directly to the skin?

A: No, these patches are designed to be adhered to the inside of your clothing, not directly onto the skin, to prevent potential irritation or overheating.

Q: What should I do if the patch gets too hot?

A: If you feel the heat is uncomfortable, please remove the patch immediately. Ensure it is placed on loose-fitting clothing rather than tight layers to allow better airflow.

Q: Are these suitable for pregnant women?

A: While the product provides gentle heat, we recommend consulting with a healthcare professional before using any heat therapy products during pregnancy.

Q: Can I reuse the patch if I take it off early?

A: No, these are single-use items. Once the packaging is opened and the ingredients react with oxygen, the heating process cannot be stopped or restarted effectively.

Q: How long does it take for the patch to start generating heat?

A: Once the package is opened and the patch is exposed to air, it typically begins to warm up within 10 to 15 minutes.

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