OEM 65g 40 hours shipping warmer pet hot patch

Shipping Warmer instant heat pack

1. Designed for reliable and steady heat release for 40+ hours

2. Simple to use and deliver optimal results with color indicator on the warmer

3. Excellent for shipping live insects, reptiles, tropical fish, flowers, etc.

4. Provides an average warmer surface temperature of 100 degrees Fahrenheit (38℃)

5. Continuous warmth, anyplace, anytime! Lasts up to 40+hours!

6. Environmentally Safe

Raw Material:

Iron powder, salt, activated carbon, water, etc.

Heating principle:

Iron powder would release heat if contacted with oxygen. Taking advantage of this principle and adjusting the technology of micro control membrane to through oxygen, so we achieve the goal of continuous warming.