One of the most spacious travel bags that you can invest in is a messenger bag. Messenger bags have been in fashion for decades because of their excellent storage as well as super convenient structure. Every handbag brand in the market has at least one variation of this messenger bag in their collection if not more.
Messenger bags were initially designed for the bicycle messengers as well as courier boys who used to travel by foot. These spacious bags could comfortably carry a lot of goods, messengers, and couriers for delivering. The convenient strap of this messenger bag allowed for a handsfree travel by putting it in a crossbody style.