Thermochromic materials are microcapsules that change color reversibly with temperature.
Photochromic materials change color when exposed to sunlight/UV and revert to its original color when the sunlight/UV is dimmed or blocked.
- TM-PD Series - Blacks, Blues, Magentas, Oranges, Reds, Yellows
Glow in the Dark – Long lasting Glow in the Dark material is actually an inorganic pigment that can self-glow in the dark. It is strontium aluminate material, producing a longer afterglow than that of zinc sulfide.
- NL Series - Blue, Purple, Red, Yellow-Green