More to explore:
Herschel Supply Co. 'Little America - Medium' Backpack | Nordstrom
Yes, backpacks are a fashion.
Backpacks are awesome. Especially this one. :)
HERSCHEL SUPPLY CO. Pop Quiz Backpack in Sage at Revolve Clothing - Free Shipping! $70
If you're more of a backpack person, try a bag with lots of compartments, like this one. There's a padded compartment for your laptop and plenty of small places to keep valuables secure.