WARMER PAD, also named as HEAT PACK, HEAT PAD, WARM PATCH, WARM PACK, SELF-HEAT PACK.
This product used Japanese Advanced Technology. It is thin and soft , very easy to use. You just need to apply it where you want to heat, it can give out heat at once.Body Warmer Pad can be used by athletes, outdoor enthusiasts, sportsmen, spectators, skiers, construction workers, or anyone who hates cold weather. Warm, soothing relief for muscle and arthritis aches and pains.
The highest temperature it can achieve is 65 degrees centigrade and its average heat is about 53 degrees centigrade. It can continually give out heat for 10 to 12 hours at least.