These socks by Out of Print also come in Library Card print so you can show off your literary prowess. This Banned Books print features a list of books that were once blacklisted on one sock, with all of the names crossed out on the other. Celebrate freedom of information and education by buying these socks, which provide a book to an underprivileged community through Books for Africa. These are made with a cotton blend and come in two sizes for a perfect match. Read our review of Out of Print.