Isomars India Waterproof Inks are specially formulated and pigmented inks with high viscosity for Paper Board,Canvas,Fabric and Wood. .The inks are non-toxic multi-purpose, comprehensive color mixing,ready for immediate use,waterproof when dry ,lightfast and permanent. Accurate and easy dispensing with droppers Dilutable, versatile and easy to use. Ideal for Designers, Airbrush Artists, Illustrators, Fine Artists and Craft and Hobbyists.