Embodiments of the present invention include a holster system comprising a first holster member configured to releasably hold a handgun, a second holster member configured to releasably hold an accessory such as a handgun magazine, knife, flashlight, or tourniquet and two or more semi-rigid connection members located between and connecting the first and second holster members, the connection members achieving an optimal balance between strength and flexibility and forming openings for providing ventilation.