CND Additives - Black PigmentWanna be creative? Use CND Additives to add creativity to your nail services! You can customize your own colours, textures and finishes. CND Additives can be blended with sculpting powders, gels, polishes or layered over Shellac colours. Your clients will be so impressed with their unique manicure or pedicure that they will be coming back for more and bringing their friends!