Excellent brush with great feeling and won't open up, tradition of writing and painting brushes
The listed sizes are the length of the entire item--brush and handle. As with other Chinese brushes, the characters for "small", "medium", and "large" are relative to the items in that set of three
Those are Chinese hand writing tools for Chinese .
These brushes will pick up water and transfer it to a surface nicely. I use them for ink in varying dilutions, onto paper, but they would work with just water.
those Brush will be in a box
When you first receive the brushes, the hairs are stiff because they are coated in a thin layer of glue. Before using a brush, soak it in lukewarm water to remove the glue. The brush becomes soft after the glue is removed, but it can be easily reshaped back into its pointy shape by pinching it with water