A Holster for storing a Weapon (usually a Handgun) on one's Back. When worn just above the waist, it is called a "small of back" or "SOB" holster, often used for concealed carrying.
See also
- Holster
- Ankle Holster
- Arm Holster
- Crossdraw Holster
- Leg Holster
- Thigh Holster
- Shoulder Holster
- Thigh Holster