Thermo Color Change Pen Blanks

These blanks measure 7/8", 6" long.  Using a temperature-activated color change pigment, these Thermo Moonstone Blanks™ have 2 temperature points.  At 72 degrees, they are a dark blue color but when heated past 86 degrees, they lighten up to a beautiful...

These blanks measure 7/8", 6" long.  Using a temperature-activated color change pigment, these Thermo Moonstone Blanks™ have 2 temperature points.  At 72 degrees, they are a nice purple color but when heated past 86 degrees, they lighten up to a...

Made using 4 different colors of temperature changing pigments, the Thermo Purple blanks will change colors after heating to just 86 degrees in the user's hand. They'll return back to normal color in no time, and are considered "cold activated"...

These blanks measure 7/8", 6" long.  Using a temperature-activated color change pigment, these Thermo Moonstone Blanks™ have 2 temperature points.  At 72 degrees, they are redish in color but when heated past 86 degrees, they lighten up to a beautiful bright...

These blanks measure 7/8", 6" long.  Using a temperature-activated color change pigment, these Thermo Moonstone Blanks™ have 2 temperature points.  At 72 degrees, they are rich green in color but when heated past 86 degrees, they lighten up to a beautiful...

These blanks measure 7/8", 6" long.  Using a temperature-activated color change pigment, these Thermo Moonstone Blanks™ have 2 temperature points.  At 72 degrees, they are pinkish in color but when heated past 86 degrees, they lighten up to a beautiful bright...