THIS IS BY THE HOLSTER STORE, AND IS ABSOLUTELY FUNCTIONAL AND DOWN RIGHT ELEGANT AT THE SAME TIME. THIS FORM FITTED TOP GRAIN LEATHER UNIT  IS MADE SPECIFICALLY FOR .45 CAL DOUBLE STACKS MAGS -  IT FITS PERFECTLY. THE CUSTOM MOLDING PROCESS  PROVIDES A PERFECT FIT AND ELIMINATES THE NEED FOR RETENTION STRAPS - YOU COULD ACTUALLY DO CARTWHEELS WITH THIS MAG POUCH ON AND YOUR MAG WILL NOT FALL OUT.