Product listings describe these collections as paperback books that contain Sunday-size crossword puzzles. One listing specifically notes a covered spiral binding for a volume.
The product listings specify a suggested age of "22 Years and Up."
The listings classify the books under the genre "Games" with a sub-genre of "Crosswords," and the theme is labeled "General."
They are part of the Washington Post series of Sunday crosswords.
Most entries are described as paperback format, and one listing specifically mentions a covered spiral binding.
They are described as erudite and witty, striking a balanced tone—"not too traditional, not too contemporary"—intended to suit a range of puzzlers.