Thermal 1 oz red and purple 1 oz each 1 time buy!!

picture below shows same time in 3 differnt temps. Dark was on a ice pack  Med was room temp 71 degrees   the lightest was held over a candel to make this photo easy for me.  The Red is set at the easiest temp to change the purple is the middle to change ad the blue is not for sale but will be given away for free until I am out of product.   The Blue will only change in extrema heat.   

1 oz of Red 

1 oz of Purple