The thule enroute blur daypack blue is a 23 litre daypack built to hold and protect a 17 macbook pro an ipad or 101 tablet a magazine and various personal items inside the large main compartment is a padded top load sleeve for a laptop and a slip pocket for an ipadtablet the secondary compartment features an organisation panel for storing snacks sunglasses an iphone and other small belongings the bag features breathable air mesh straps with sternum strap to maximise comfort while th