The holster-insert from the M-Tac brand is designed for concealed weapons carrying and is adjustable for most pistols. Designed for use with tactical bags and backpacks, that have a Velcro panel . The pistol in the holster is secured with an adjustable Velcro fastener that wraps around the barrel near the trigger. This practical accessory allows you to quickly pull out the weapon at the right time and will become indispensable for those who want to carry a pistol with them without attracting unneeded attention.