Smart tote bag. It has two detachable shoulder straps so that it can be worn as a backpack or carried as a tote. There is an outside compartment for storing the shoulder straps. | Smart tote bag. It has two detachable shoulder straps so that it can be worn as a backpack or carried as a tote. There is an outside compartment for storing the shoulder straps. | Smart tote bag. It has two detachable shoulder straps so that it can be worn as a backpack or carried as a tote. There is an outside compartment for storing the shoulder straps.