Vangoddy Slate Slate Backpack Briefcase Messenger and Notebook Carrying Case Shoulder Bag for Laptop, Blue, Large (14-15.6-Inch) : Amazon.ca: Electronics
CoolBELL Convertible Backpack Messenger Bag 15.6 Inch Laptop Shoulder Bag Expendable Business Briefcase Extra Large Multi-Functional Travel Computer Bag for Men,Gray - Newegg.ca
11.6 to 12.5 Inch Laptop Shoulder Bag Backpack for Lenovo Chromebook C340, C330, IdeaPad 1, 130s, Yoga 720, Yoga Book C930, 100e, 300e, 100e Chromebook, 300e Chromebook, 500e Chromebook : Amazon.ca: Electronics
Backpacks vs. briefcases: Which style is better for work? - The Manual