Features:
-Made from durable, water resistant nylon fabric, which is lightweight carrying and perfect for business traveling, weekend getaways, school, shopping and other outdoor activities in your daily life.
-16.5-inch compartments offer a separate space for your laptop, iPhone, iPad, passport, pen, keys, wallet, watch, power bank, book, clothes, umbrella and more. Easy to find what you want.
-Convertible hideaway straps allow for a no-fuss conversion from briefcase to backpack at any moments. (the shoulder-bag straps is included in the compartment).
-Convenient rubberized grommet designed for easy access to your music player or portable backup battery.
-Vintage and Elegant: To see it is to love it, the gray artistic designed backpack is a great daily outfit for everyone who cares about the life quality.

Specifications:
Size: 16.5 inch Briefcase Backpack
Material: Water-resistant polyester fabric
External Dimension: 17.3 x 12.9 x 3.9 inches (440 X 330 X 100mm) Interior Dimension: 16.9 x 12.2 x 3.2 inches (430X 310 X 80mm) .

Compatible with:
Apple Macbook Pro 15 / 15.4 inch Laptop
ASUSZenBook Flip UX560UA, ZenBook Pro UX501VW 15, Transformer Book Flip TP550LA, ROG GL551JW 15.6 inch Gaming Laptop
Acer Aspire E 15, Aspire E E5-575G-53VG, Aspire V Nitro/15/R7, Aspire F 15, Chromebook 15 CB5, E15 Series 15.6-inch Laptop
Dell 15 Laptop, i7559-763BLK Gaming, 6 Series E6540, Inspiron 15 3000/5000 series, Inspiron 15 i3531/ i5558, Inspiron 15 7000/i7559
HP 15-ay011nr, 15-ay013nr, 15-g059wm, Pavilion 15, ProBook 450 G2, ENVY x 360 15.6, Pavilion 15T 15.6-Inch Laptop
Lenovo Flex 3/4, ThinkPad Edge E560, Yoga 710, Ideapad Y700/700/ 500/s/300/100/G50, Y700 Gaming 15.6-Inch Laptop
MS GL62 6QF-893, GP62 Leopard Pro-002, GE62 Apache Pro-014, GS70/60, Ghost Pro 4K-053, 15.6-Inch Gaming Laptop

Product Features

• Multi-compartment: Padded Interior Compartment Protects Laptop and a Dedicated Pocket for iPad, Tablet or E-readers.Besides,electronic device compartment with multiple mesh pockets and accessories pockets.External headphone/cable port for easy connection.
• Ergonomic Design: This college backpack with ergonomic adjustable straps,breathable and comfortable for heavy load.It’s not too bulky, extra padding for support the arm provide comfort so don’t dig into your shoulders.
• Convertible hideaway straps: This bag is perfect for any occasion.It allow for a no-fuss conversion from briefcase to backpack at any moment. Three back compartments unzip to reveal straps & buckles, and with two quick snaps it’s done.
• Watefproof Design:This computer backpack is made of durable terylene fabric, smooth, flexible and portable, portable and easy to clean. You can take this notebook backpack to school, college, shopping, cycling, travel etc.
• Large Capacity: WIWU laptop backpack fits up to 15.6″ laptop.Internal size: 16.9″(L) X 12.2″(W) X 3.2″(H); External size: 17.3″(L) X 12.9″(W) X 3.9″(H).Ideal for Most Popular 13.3″ ~ 15.6″ MacBook/Laptops/Chromebooks Like Dell HP Toshiba Lenovo Acer Apple Macbook Sony Asus Samsung Brand.That is very plenty enough for collecting your daily belongings,like laptop, notebook,books,clothes or other essential supplies.