Holster Fits Smith and Wesson Models 39,59,99,411,439,459,539,559,639,659,909,915,3904,3906 see inside for more. Pro-Tech holsters are Ambidextrous Comes with a magazine pouch. Has plastic adjustable spring action thumb break and has Adjustable Inside has a vinyl vapor barrier to keep moisture off your gun Stitched with strong bonded nylon and double stitched.