Hot Dot Body Temperature Alert Patch changes colour from black to yellow as your body temperature reaches potentially unsafe levels.  As your body temperature decreases back to normal range the patch will change back to its original colour.  The patch will alert users so they can quickly take action when there is a potential risk of heat related illness.


  • water resistant and durable
  • visable at a glance
  • easy to apply, easy to monitor
  • awareness of heat related illness symptoms
  • maximises worker productity
  • low cost per employee