CoolBELL 17.3 inches Laptop Backpack Computer Cases, Convertible Business Backpack Briefcase Messenger Bag, Multi-Functional Travel Rucksack Daypack School Bookbag Handbag (CB-5501 Black)

• Large Capacity: CoolBELL laptop backpack fits up to 17.3" laptop.Laptop size: 17.3"(L) X 12.2"(W); External size: 17.7"(L) X 13.8"(W) X 5.6"(H).Ideal for Most Popular 15.6" ~ 17.3" 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. • multi-function convertible bags can help you convert diffrent style of carrying whenever and wherever possible,like backpack, shoulder bag, briefcase. • With the exclusive Oxford cloth the laptop bag provides waterproof function and can be more durable and high-end luxuries. • built-in anti-shock waterproof foam can always prevent impact force to protect your important item like laptop