... -activated relief from headche, mucle aches disposable and instant ice pack SGS,MSDS,TUV,CE Instant Hot Pack 1.Easy to use,can reach 43 C ... :1.This instant hot pack can release heat within 5 seconds,conveniene to use while driving,traveling,fishing,hiking or camping.2. ... 3, convenient to use while driving, traveling, fishing, hiking, or camping 4. The material can be recycled as the fertilizer ...