Soft, thick cores create a smooth color laydown for superior blending and shading. Thick cores of color last long to bring bold statements to life, while soft leads make them the best tool to blend in or shade away. They're vivid and intense in one stroke and subtle and soft in the next, making them perfect for any project, big or small. Smooth coverage and a wide array of colors to choose from make it easy to find a soft spot for these premium pencils. Also, each has a lightfast rating of I or II so the color will not fade or change over an extended period of time. These pencil sets are featured in collectible tins that showcase the distinctive works of six feature artists. Each has captured their signature style using Prismacolor Premier Colored Pencils.