CoolBell 15.6 Inch Laptop Bag Nylon Briefcase Shoulder Bag Unisex Messenger Bag For Macbook / New Macbook / Asus / Dell / Lenovo / Acer / Men/Women (Red) Bag interior size:15.7*11.6 inch;exterior size:16.5 x 3.2x 12 inch Includes one removable shoulder strap. Two styles for carrying. With the exclusive Oxford cloth the laptop bag provides waterproof function and can be more durable and high-end luxuries. Built-in shockproof foam prevents impact force,protect your important item like laptop,iPad etc. The belt in back can fix on the trolley of luggage