Bulldog's Extreme series holsters have four wall construction. The outer wall fabric is heavy-duty, water-resistant nylon, and the inner wall has a vinyl vapor barrier with deluxe padding and a soft, scratch-resistant fabric. It has a spine protector to keep gun sights from tearing the inner lining. Extreme series holsters feature an ambidextrous clip and belt loop.This model has a black finish and is compatible with most standard autos with 2-4 barrels.