I used it once to draw. It's a retractable type, easy to use, and the grip prevents your hands from getting dirty. This 12-color set features vibrant, water-based crayons that allow you to enjoy vivid colors by layering them. The dedicated case is transparent and easy to see, making it convenient to carry around. - Product Name: Silky Twister Colorix 12 Color Set - Colors: 12 colors (pink, orange, yellow, green, blue, purple, brown, etc.) - Features: Water-based crayons, allows for three types of expression: crayon, pastel, and watercolor - How to Use: Can be blended or drawn with water - Uses: Beautiful color layering, allows for free expression