How to use:

Cold therapy:

1. Put the cap flat in the refrigerator at -10℃ for 1-2 hours and use it immediately.

2. Take out the cap from the refrigerator and wipe off the moisture.

3 Put on the hat and hold for about 10-15 minutes. (Actual usage will vary)

Note: When putting it in the refrigerator, please put it in an airtight bag to prevent odors.

Heat Therapy:

1. Take out at room temperature, lay the cap flat, use a clean plate, and place in the microwave.

2. Microwave (power down) and put the cap in for 10 seconds. If more heat is needed, the microwave is increased in 5 seconds

3. Put on the hat and hold it in place for about 10-15 minutes.

Note: The temperature should not exceed 55℃/131F, so as not to burn the skin, please adjust to a comfortable temperature before use, if there is pain, please stop using.