Please read my profile before purchasing. Smartphone Case Size: Length: Approximately 16.5 cm Width: Approximately 11 cm Please refrain from purchasing if you are concerned about minor details. There are two instances of negative feedback: One is that the seller did not respond for several days, and after an inquiry to the administration, a negative rating was given after the transaction was completed. The other is that I overlooked the fact that some of the contents of a book were missing due to my mistake. I will strive to ensure that this does not happen again.