Leather Skirt Alterations, whether small or large, are superior compared to changes in other softer fabrics. Leather skirts require special tools and expertise and are much more difficult to process than skirts made from different fabrics. There are special needles for skin contact; they are called skin weaving. If you are going to use your machine, try to walk slowly and steadily while wearing the jacket. Your leather skirt can be modified just like any other skirt or a certain part can be reduced or added. It just needs more attention and proper care. With all this in mind, you can change your leather skirt just like any other dress.