Raven Concealment Systems Perun, Outside Waistband Holster, Fits Sig Sauer P365XL, Polymer, Black, Ambidextrous, 1.5 Belt Loops PXP365XL The Perun is Ravens flagship outside-the-waistband (OWB) holster. It is the result of blending the best features of two of their most popular holsters" the Eidolon and the Phantom" to create a highly refined" exceptionally concealable holster.