Because, Spelling! Own it for just $19.95, at This Link!
Apparently, this is called the Little Devil Shower Cap and it “fits most adult heads.” You can find the cap listed on Amazon, but it appears to currently be out stock. Sad.
This wicked set of porcelain salt and pepper shakers in the likeness of Satan himself is available from designer Jonathan Adler‘s online shop, and available for just $48 by clicking on This Link.