Cretarcolor Aqua Brique watercolor set of 10 colors
Cretacolor Aqua Brique (watersoluble color blocks)
Brand/Brand: Cretacolor
Origin: Austria - Made in Austria
Features: 
Using high-quality pigments for vibrant, smooth colors.
Extremely high light fastness has been tested, keeping the painting durable and maintaining the same color for a long time.
Versatile, can be used as wax paint, watercolor, gouache/poster paint, airbrush.
Can draw on many surfaces such as paper, canvas, wood, plastic, glass, etc.
Suitable for a variety of techniques such as classic watercolor, sketching and large-scale drawing, sgraffito, color mixing, frottage, monoprint, etc.
Detailed information: 
Aqua Brique is a water-soluble color block that can be used on different surfaces such as paper, canvas, wood... and also smooth surfaces such as plastic, glass, etc. Aqua Brique is exceptionally lightfast even when used as a watercolor and conforms to the three best of the five light fastnesses LF1 to LF3.
Special pigments ensure vibrant colors and good water solubility. The block form allows you to easily apply color with a brush as well as large-scale drawings by hand.  Aqua Brique is suitable for a multitude of techniques: classic watercolor painting, sketching and large-format drawing, sgraffito, blending, frottage, monoprinting, etc.
How to use: 
Use as watercolor, gouache/poster: Use a water-soaked brush to get colors similar to color tablets. Use a lot of water to paint like clear watercolor (watercolor), use less water to paint like opaque watercolor (gouache/poster) 
     https://www.youtube.com/watch?v=pMP-VGJVMv0 (watercolor)
     https://www.youtube.com/watch?v=R99s8m5de2M (gouache/poster)
Use as wax paint: Take the color stick and draw directly on paper, you can add water to spread the color.
      https://www.youtube.com/watch?v=ulEhr0_EbnY
Use with Airbrush: Melt color tablets with water to create liquid color and then pour into airbrush to use.
      https://www.youtube.com/watch?v=KmaVzh2QtVs
Use as Acrylic color: Take the paint stick directly onto the paper/canvas and then add a few drops of Acrylic Binder, use a brush to blend evenly as desired.
      https://www.youtube.com/watch?v=GZeQl3vz1lI