For comfortable, clean carry, the Uncle Mike's Size 01-2 Inside-the-Waistband Holster features an internal moisture barrier that prevents perspiration from transmitting to your gun. Made of 4 layers of ultrathin laminate for durability, this holster clips to most belt sizes and fits most 3" - 4" barrel medium automatic handguns. The smooth nylon lining promotes quick draw. Size 01-2. Left-hand draw.