Fresh 20++ Mini Acoustic Guitar Gig Bag. Gator cases gbe series guitar gig bags are the right choice for those looking for light and inexpensive but reliable protection for their instruments. Gator 4g series gig bag for mini acoustic guitars. Gflex 20mm padding on all sides keeps instrument safe during transport. A wide variety of mini guitar bag options are available to you, such as material, sealing & handle, and feature.