Color Changing Pigments: 1. Color: Yellow 2.Packing: Plastic Barrel BrandMECODENameColor Changing PigmentsModelMT- ... : all kinds printing of materials, including fabric, paper, synthetic film, glass, etc.Plastic Products: Plastic applicable to all types of PP ... : all kinds printing of materials, including fabric, paper, synthetic film, glass, etc. photochromic pigments