An expandable travel bag system to aid in organizing toiletries when travelling features a flexible, planar anterior bag panel. A pair of item holding straps is located on an anterior bag panel front surface. An attachment strap is located on an anterior bag panel rear surface. The system features a posterior bag panel. A pair of item holding straps is located on a posterior bag panel front surface. An attachment pad is located on a posterior bag panel rear surface. The anterior bag panel is attached to the posterior bag panel via a second anterior hook and loop component attached to a first posterior hook and loop component. The anterior bag panel and the posterior bag panel are flexibly rolled into a cylindrical form for transport and held into a rolled up position via the attachment strap attached to the attachment pad.