Leather jackets tend to be more rectangular than most jackets, they can either be tight on the skin or slightly loose but only slightly. If there are wrinkles they are straight short lines in the leather. It broadens at the shoulder, and it can have either a short regular collar, or a long one that stops above the navel. They typically have wrist and lower back straps. They are also fairly thick so it can't be drawn thin like normal clothing.