bag with companion detachable insulated bag is shown both in the collapsed state and the expanded for use states when collapsed the detachable bag 7 may be conveniently stored inside the main storage compartment 1 the sides 5 of the main storage compartment 1 are flexible to allow the unit to easily collapse and fold flat but are resilient enough to keep the bag upright when placed in the open position the main storage compartment 1 is of sufficient size to assure convenient storage of desired objects the main storage compartment 1 is wide enough to assure stability when placed on a surface such as an automobile console the flexible sides and bottom may be shaped to the available surface or space to provide additional stability the height may be variable but dimensions between several inches to eight inches have been found to be satisfactory the preferred embodiment is of a height to allow audio compact discs to be stored upright the sides 5 and bottom 3 of the main storage compartment 1 are all fixed the top cover 2 is attached at one end by a hinge 4 and folds over the storage compartment 1 an outer peripheral zipper 20 provides a seal to tightly close the unit to serve as an insulated storage container when desired and when being used as a carrier bag in other configurations a flap of material used in conjunction with the zipper provides even greater thermal insulation a carry handle strap 14 of sufficient size and strength to allow easy carrying of the filled main storage compartment 1 is provided attached at one end of the main storage compartment 1 an additional carry handle strap may be added to allow.