1. It's disposable and easy to provide relief. It will gradually get warm and long lasting warm.
2. Outdoor essential. Weightless and portable. Ideal to prevent you from frostbite in chill winter when you camping, hunting, hiking, skiing, fishing, winter golf, outdoor chilly soccer games.
3. Durable & safe. Ultra thin and are designed for optimal comfort in any part of body, non-toxic. No using in your bed. Do not apply it with any heating source. Store it in the dry but no direct sunshine.
Open the outer pouch and take out the heat patch, then leave the internal pack to react with air.
It needs around 20 minutes to reach its therapeutic temperature.
Apply it on the affected area.