Casting resin Opaque Pigments from ETI are a fun and easy way to add color to your casting projects. This set contains five 1 oz bottles with drop dispensers allowing for precise color measurement. Blend with Casting resin Transparent Dyes to create secondary colors and unique effects for a one-of-a kind piece. Casting resin Opaque Pigments are perfect for any DIYer looking to make their own jewelry, paperweights, kitchen or bathroom knobs as well as other molding and casting projects. Colors include: blue, red, and yellow.