BoardingBlue Rolling Personal Item 17" for Alaska, Delta, Virgin Australian, Sun Country (Blue Zebra) BoardingBlue Rolling Personal Item for Alaska, Delta, Southwest Virgin Australian Bag Size: 17"x13"9: Multiple pockets for bottle,accessories, etc. It is also the size as a free personal item for most of the airlines. Friendly Reminder: Please Do NOT Pack Too Much. Or It may cause the bag oversized.