Disclosed herein is underwear facilitating comfortable carrying of a concealed firearm. The underwear includes a number of pouches strategically located adjacent carrying locations of the firearm, where the pouches may selectively contain a removeable pad. The underwear includes a pouch at each side of the users hips and a pouch at the groin area. Each pouch includes a top opening having a closure mechanism. The user may place a pad within the pouch adjacent the carrying location of the firearm. The underwear includes an outer fabric layer configured to prevent wear-out due to contact with the firearm or holster and inner fabric layer configured for skin contact. Removable pads may be provided in different shapes, thicknesses, levels of firmness, etc. Shapes may correspond to body anatomy or firearm/holster shape. The pads may be removed from the pouches so that the underwear may be worn while not carrying the firearm.

A pocket gun holster is prevented from leaving a pants pocket as a gun is being drawn from the holster. An extension that is either attached or contiguous with the holster has a distal end that terminates from the mouth of the holster by more than a clearance distance and collides with an interior surface of the pants pocket as the holster and gun move in unison at the start of drawing the gun from the holster. The collision breaks retention between the gun and the holster and the clearance distance is maintained by the extension (without bending or collapsing) to enable the gun to be drawn out of the holster unobstructed by the pants pocket.

A passive retention holster including a holster body and at least one compatible holster accessory, wherein the holster body includes a cavity, configured to realisably receive and retain a preselected handgun frictionally therein. The holster body is provided with a first adjustable attachment formation, located on one side of the holster body, wherein the first attachment formation is dimensioned and configured to render the body operatively securable, adjustably, to the compatible holster accessory; and a second adjustable attachment formation, located on an opposing side of the holster body, relative to the first attachment formation, wherein the second attachment formation is dimensioned and configured to render the body operatively securable, adjustably, to the compatible holster accessory. The compatible holster accessory is provided with a corresponding attachment formation, dimensioned and configured to render the compatible holster accessory operatively securable to the opposing sides of the holster body.