As shown in the photo, there is a tear on the obi. There are no other stains or spots, and the inside of the book is free of writing, underlining, folds, or stains. Please refrain from purchasing if you are sensitive. Please understand that we cannot negotiate prices. The book will be wrapped in plastic for shipping to ensure waterproofing. - Title: Shin Logical Thinking - Author: Yasushi Mochizuki - Publisher: Discover 21 - Number of pages: Approximately 240 pages - Content: Explains methods of logical thinking Thank you for looking.