Thermochromic Pigments - Rainbow Pack (7 Colors) : ID 4233 : $29.95 : Adafruit Industries, Unique & fun DIY electronics and kits

ThermoMake Pigment Color Fun Pack for moldable Plastic Polymorph,Polymold,IC3D,Moldable Plastic,Thermoplastic,InstaMorph,Thermomorph,ReMoldables,FormIt,Polly Plastics : Arts, Crafts & Sewing

Thermochromic Pigments - UMC

ThermoMake Pigment Color Fun Pack for moldable Plastic Polymorph,Polymold,IC3D,Moldable Plastic,Thermoplastic,InstaMorph,Thermomorph,ReMoldables,FormIt,Polly Plastics : Arts, Crafts & Sewing

FanFlex: Lightweight flexible crests and patches that fold easy. - FanTex: An all-new super comfortable soft fabric. - FanFit: The authentic on-ice

Thermochromic Pigments - Rainbow Pack (7 Colors)

Thermochromic Multicolored Photonic Coatings with Light Polarization- and Structural Color-Dependent Changes

Concrete Color Additives

Thermochromic Pigments - Rainbow Pack (7 Colors) : ID 4233 : $29.95 : Adafruit Industries, Unique & fun DIY electronics and kits

Thermochromic Pigments - Rainbow Pack (7 Colors) - Learning Developments

FanFlex: Lightweight flexible crests and patches that fold easy. - FanTex: An all-new super comfortable soft fabric. - FanFit: The authentic on-ice

Prestige THERMOCHROMIC Pigment That Changes Color at 88⁰F (31 ⁰C) from Colored to Transparent (Colored Below The Temperature, Transparent Above)