Pair leather lace-up pants with sleek black garments. If the string is the color of the dress or matches your skin color, it Jeans and heels tied up blend in better. Did this article help you? Black leather lace-ups are the most daring option. These pants lace up in the front, and the laces hold the pants closed instead of the traditional zipper and button closures. Help answer questions Learn more. These pants are more accessible, easier to style and more comfortable than the leather lace-ups.