BeeVan 17 inch Laptop Backpack-Your Essential Workhorse for Business, College, Work, Travel & Life.Q: Why Choose Us?A: This Laptop backpack is equipped with 40L compartments for laptops up to 17.3 inch, notebooks, clothes and other accessories like keys, cards, umbrellas, etc. It's TSA checkoint friendly laptop backpack with external USB port, very convenient for traveller, business men or women, office staff, teens and college students.Features✔ Large capacity main compartment with multiple organization pocketsLaptop backpack Interior Features: 17.3" padded laptop pocket, 3-zippered large compartments,Organizer pockets for e-Reader, Cell Phone, Cards etcLaptop backpack Exterior Features: Mesh pockets, side pouches for vacuum cup or umbrella, Haul handle,padded shoulder strap, trolley strap✔ Fits up to 17.3 inch Laptops✔ USB power ready port for charging on the go✔Durable and weather-resistant, sturdy nylon construction✔ Ergonomically contoured, padded shoulder straps with built-in suspension, and breathable mesh fabric✔ Padded, Airflow back panel with mesh fabric for superior back ventilation and support, comfortable to wear✔ TSA friendly checkpoint design for getting through airport security with ease✔The add-a-bag strap to slip the laptop backpack over most telescoping luggage handlesSpecificationsSize:20.5 x 12.5 x 7.0 inches; Fits up to 15 - 18.4 inches laptop. Weight: 1.2KG Capacity: 40L Color: Grey Material: Oxford Nylon cloth; 210D waterproof polyester liningThis 17inch laptop backpack is ideal for business trip, international travel,school, bicycling, camping