Fog. Fog.
When colors flow on paper, then get mixed, then you get a beautiful pastel watercolor on premium cotton paper from France... Size, materials, who cares?... (fine, it's watercolor on watercolor paper size of a perfect wall decoration at 7"x10"ish or so. It's not math time, just buy the thing already). Upcharge of $25 for people who ask too many questions from a struggling artist