Following is a transcript of the video. Narrator: Making a Series 7 kolinsky sable watercolor brush isn't easy. The largest-size brush can take almost a week and a half to make. You can pick up a ...

The following is a transcript of the video: Making a Series 7 kolinsky sable watercolor brush isn't easy. The largest-size brush can take almost a week and a half to make. You can pick up a cheap ...

The first is the type of bristles. Natural hair brushes, such as those made from sable or squirrel hair, are known for their ability to hold water and paint, making them ideal for watercolor painting.