• 3 in 1 multi-purpose Backpack Convertible and hybird: Laptop backpack&Briefcase&Travel Carry on
• Large Capacity: 17.7*8.6*12.6 inches, Fits up to 17.3" Laptop, Even can be used as a good travel carry on bag
• Over the Handle Feature: Back side sleeve allows you to slide it over the standard handle of a rolling suitcase or luggage
• Expandable Capacity(6.6 to 8.6 in): The expansion zipper of the briefcase makes it more flexible, the laptop briefcase can be transformed as a duffel bag whenever you need
• Material: High Quality Vegan Leather, But People can't tell the difference between this and full grain leather
• LIFETIME WARRANTY: We stand behind our products and offer a 100% Lifetime Money Back Satisfaction Guarantee.