Discover a variety of crafting possibilities with Silhouette Sketch Pens and your Silhouette Digital Craft Cutter (Cameo or Portrait). These pens are designed to fit directly into the blade holder of your Silhouette to easily transform any digital design into a work of art! Each package of sketch pens from Silhouette America contains four pens: one glitter black, pink, aqua, and green. Try "double cutting" your sketch design for a more pronounced effect.