1. Grade Material: Blending stump and tortillion art blenders are crafted with quality compressed paper and rolled paper, sturdy and not bend easily, small and exquisite, use more convenient; Stumps are for blending and smoothing pastels, charcoal, and other artwork 2.13 Pcs in Total: 6 pcs blending stumps(1, 2, 3, 4, 5, 6); 6 pcs tortillions(1, 2, 3), two pieces for each size; 1pcs sandpaper pencil pointer 3.Versitle Use: Paper Blending sticks for art drawing to soften lines, mix colors and create shadows and dark areas, blur effects, add a dim or soft effect to your drawings; for those thinner areas of the painting, you can delineate textures and patterns where the lines are already finished. The essential tools for painters and painting lovers 4.Sandpaper Pencil Sharpener: can make your charcoal, pencils or your stumps and tortillions sharpen, can grind the solid pigment into a powder; a must tool for sketch drawing