Briefcases are box-shaped bags that have handles (may have on one side or two) and may have shoulder straps. Briefcases are most often known for their use by professionals to carry important documents. Briefcases may also be designed to carry laptop computers.
About Ripstop Nylon:
Ripstop Nylon is a synthetic fabric woven with a reinforced double thread of very fine nylon fibers in rectangular intervals which give this fabric the distinctive small square appearance. Ripstop Nylon is lightweight, durable, and tear and abrasion resistant.