Description: 16pcs Sketch Drawing Set: 15 mixed stumps, 1 Sharpening tool sanding paper. Premium Material: Made from premium compressed and rolled paper, they are durable and ideal for blending and smoothing pastels, , , etc. Multiple Sizes: Multiple sizes to suit your painting desires, allowing you to blend the most detailed areas as well as large areas. Drawing Art Supplies: A must-have tool for painters and drawing enthusiasts, and a great gift for kids, students, artists, sketch beginners, learners, etc. Versatile: Paper Art Blenders Set is great for artistic painting, softening lines, blending colors and creating shadows and dark areas, blurring effects, adding a dull or soft effect to your painting. Specification: Material: Paper Size Chart: sanding paper Tool: 15.8cmx3cm/6.22inchx1.18inch Blending Stumps: #1 Length: 6.3cm, and 11.5cm #2 Length: 8.5cm, and 12cm #3 Length: 9.3cm, and 12.5cm #4 Length: 14cm #5 Length: 14.5cm #6 Length: 15cm Package Includes:(4 Pack) 15 Pieces Mixed Stumps 1 Piece Sharpening Tool