SCD Liquid Crystal is the raw material found in mood rings and LCD screens. The material changes multiple colors based on reaction to heat. For best results the ink must be applied over a black background, otherwise the color will not change as well. Spectrum of 12 different colors that react to heat and cold- colors are shades of Black, Brown, Red, Yellow, Green, Blue, Purple, Pink, and Yellow. Protect with Art Resin or Model Master's clear gloss enamel. Single 2oz jar for airbrushing. Not shipping now due to cold.