Footwear for formal occasions. Dress shoes are usually made of more delicate materials such as suede, silk, satin, patent leather, or peau de soie. Dress shoes often feature eye-catching designs, richer colors, and decorative ornamentation. Examples are business shoes, evening shoes, bridal shoes, and prom shoes.
About Mules:
Mules are a kind of Slip On Shoe that has an open back and a closed toe.