Feature: -Blending Stumps and Tortillions. These blending stumps and tortillions are made from soft paper felt and are great for a variety of blending techniques. -Stumps and tortillions sticks not only can draw pttern and texture, but also can create a hazy effect or use as paintbrush,good for your sketch drawing. -Stumps are excellent for blending and smoothing pastels charcoals graphite tortillions are excellent for rapid thin blending on pencil charcoal pas Both can be sharpened with sandpaper block. -Sketch drawing tool set is a good choice to make better drawing and a good gift for children, students, artists, sketch drawing beginners, learners, etc. It gives you more control of your drawing and allows you to soften lines or smudge shaded areas as you see fit. -The drawing accessories set is suitable for smudging, blending or smoothing pastel, charcoal, chalk and pencle artwork for painters and painting lovers. -Blending stumps are very useful when creating graduated highlights in textures such as hair. This allows the artist to blend, then sharpen the drawing with pencil line and erased highlights. -Size: 1: approx. 15.8cm x 1.3cm/5.46"*0.51" (L x Diameter) -2: approx. 14cm x 1.3cm/5.46"*0.5" (L x Diameter) -3: approx. 13.2cm x 1cm/5.1"*0.39" (L x Diameter) -4: approx. 12.5cm x 0.9cm/4.87"*0.35" (L x Diameter) -5: approx. 12.5cm x 0.6cm/4.87"*0.23" (L x Diameter) -6: approx. 12.2cm x 0.4cm/4.37"*0.15" (L x Diameter) Package included: 12 x Artist Blending Stump Pencils(2 Sets)