This is a full set of 6 colors in 2 gram sampler bags. The colors included are: MK205 (Gold), MK215 (Red), MK217 (Copper), MK219 (Violet), MK225 (Blue), MK235 (Green) Micron particle size 10-60 µm = pearl luster with medium translucent interference color. These colors work BEST over a black base. Depending amount applied, the powder produces varying degrees of transparency, vibrancy depth. Test a small batch to find the ratio that works best with your specific brand resin. EpoxyCandy packages these colors individually in three convenient sizes, 2-gram SAMPLER, 10-gram and 25-gram bags for easy shipping. For typical resin art applications, we recommend the addition of approximately 1g metallic powder pigment to 3 oz. of Epoxy Resin Settling may occur in packaging.