With a LIFETIME WARRANTY UM Tactical's Qualifier Holsters are handmade and constructed of Boltaron. Boltaron has a much wider temperature range before cracking under arctic cold or deforming under high heat, it also has an ultra-high impact resistance over Kydex. All our holsters are made in-house resulting in unmatched quality control. The user can easily and quickly convert from inside the waistband to outside simply by removing the clip and installing the qualifier strap. The OWB Qualifier strap holds the holster tight to your body without sacrificing the manipulation of retention. Some models will use two retention screws. The term Qualifier has a distinct meaning. Qualifier refers to a scenario or excercise, an officer or DEA agent must demonstrate efficiency drawing from both Inside and outside the waistband. Qualifying standards from these agencies regularly have standards where agents must meet certain accuracy, speed and safety. These qualifications can include different scenarios to test various skills. One of which may be the ability to draw effectively from different carry configurations from inside the waistband to outside the waistband allowing training versatility without buying 2 separate holsters. Training to qualify from multiple carry positions insure that agents are adept at handling their firearms under different situational scenarios. If you have experienced scenario-based training then you are aware that simulating different tactical situations is the abilty to adapt quickly to changing environments while wearing different attire. All of this adds up to proficiency, safety, and versatility. The Qualifier is 2 holsters in one and will make a great addition to your gear