Lawrence Large Messenger Laptop Bag With Back Zipper Grey. The Lawrence Laptop Bag is a business briefcase with a modern twist. A two way carry bag that has a handle and shoulder strap. Grab it and go or use the shoulder strap to carry this bag cross body. Inside, you will find a padded sleeve for your laptop (up to 15) and a compartment for your files. There is also a back pocket that can be used for flat items (such as a newspaper or magazine) or unzip