Auxter bags combines great functionality with a modern look. You'll need a bag that's tough, big enough to store all of your training gear, and has plenty of sections and pockets for organization. Good gym bags may also serve as a carry-on for overnight or weekend vacations. The purpose of a gym bag is to bring essentials to and from a fitness center, studio, or gym. Gym bags, on the other hand, are now utilized for so much more. They may be used as an airline carry-on bag, an overnight bag, a hiking backpack, or wherever else active individuals need to transport stuff.