ESTARER convertible backpack laptop bag messenger bag 17/17.3 inch multifunctional bag for business/school/travel.

["【3 IN 1 MULTIFUNCTION BAG】Convertible Backpack: You can use the bag as a briefcase with a handle, as a shoulder bag with a long, sturdy strap, or as a backpack turned 90 degrees. You can also slide it over an extended rolling suitcase handle.","【PERFECT CAPACITY】These different compartments are designed for specific purposes, allowing you to carry not only your laptop and cables but also many other items. They provide plenty of space for A4 folders, books, etc. You don't have to clean up the entire bag when searching for something.","【Laptop Protection Layer】Laptop compartment with flexible belt provides extra protection for your laptop. The bottom, sides, front, and back of the laptop compartment are padded with soft padding for your valuable electronic accessories, especially your laptop, effectively reducing wear and tear.","【High-Quality Materials】ESTARER uses higher quality materials and pays more attention to the durability of the backpack. This effectively reduces the tearing problem at the seams of the backpack. Don't worry about the zipper frequently falling off.","【Bag Dimensions】Extended Size: approx. 43 x 30 x 8 cm (W x H x D); Fits screen sizes up to 17.3 inches laptop or notebook. Please check the size before purchasing!"]