New gun leather can be a stubborn thing. Stiff and tight, a holster fresh from the box can impede a smooth draw and be equally as tricky on a clean re-holster. Mike Barham from Galco International gives a great quick tip on how to break in a new holster in a few spare minutes of time, through a method called blocking.
Recommended Handgun Resources
Massad Ayoob’s Greatest Handguns of the World Vol. II
Massad Ayoob’s Greatest Handguns of the World Vol. I
Gun Digest Shooter’s Guide to Handgun Mraksmanship
If these holsters were built correctly, they would fit like a glove without a break-in. I build CUSTOM holsters and I would never let one leave my shop until it fit (like a glove)