Innovative and Flexible desin, Simple Click activation, Easy recharge process and holds hot temperature  for longer.
Suitable to help relief:
Aches, Pains and itching, pre/post workouts, swelling and sprains, sinus discomfort, Arthritis and sore muscles.

To activate click on the dome inside the Heatpack and shake.  
To reuse you will need to boil in water until all crystals are dissolved in the heat pack to be ready to use again.
Maximum Temperature 50 degrees C
The reusable heat pack also meets the essential requirement checklist as per MDD93/42/EEC and is manufactured according to the following standards:
93/42/EEC amended by 2007/47/EC
ISO10993:2009
ISO14971:2007
ISO15223-1:2016

DO NOT MICROWAVE