The book is in generally good condition, but as shown in the photos, there are some sections with highlighting in fluorescent pen. There are also some minor stains, wrinkles, and folds. It will be shipped in a cushioned envelope via Nekopos (a Japanese delivery service). If you have any questions about the condition of the item, please ask before purchasing. Please also read the profile. If you agree with the above, please consider purchasing. The following information was automatically entered: A book explaining techniques for improving C++ performance. - Title: Efficient C++ - Author: Doug Gregor - Supervisor: Koji Hamada - Language: Japanese - Genre: Programming Thank you for viewing.