The main point is that it is made of canvas material, so it can be washed. It is made of lightweight canvas material, so you don't have to worry about carrying a lot of luggage. It is perfect for when you have a lot of luggage, such as a change of clothes or shoes for traveling or the gym! The opening is zippered to protect the contents securely. There is one Pocket on each side of the outside and one open Pocket on the inside. If you are traveling, you can easily use this bag for 2-3 nights.