These Extra-Fine Watercolor sets feature colors that have outstanding color strength, extremely vibrant colors and excellent brushing properties. This set includes all the colors in PrimaTek Set plus one plastic travel case, one 1 oz. watercolor ground and handy one color mixing guide.Details:9 piecesContents:5 mL Rhodonite Genuine5 mL Jadeite Genuine5 mL Amethyst Genuine5 mL Mayan Blue Genuine5 mL Hematite Genuine5 mL Piemontite Genuine1 oz. watercolor ground1 plastic travel case1 color mixing guide