Most search results and product details list these titles as paperback editions (product details commonly show “Format: Paperback”).
They’re juvenile comic-strip/graphic-novel stories that blend fantasy and friendship, frequently referencing magical elements and fairy-tale or folklore motifs.
Page counts vary. Single books and shorter collections are often around 176 pages, while multi-book collections or boxed sets can total much more (listings show totals up to about 704 pages).
Many paperback listings show dimensions around 9.0 x 6.0 inches (some list 9.28 x 6.04 inches), so roughly a 9 by 6 inch paperback.
Yes. Several descriptions explicitly state these collections are presented in full color.