UGG Boots Classic Cardy 5819:Is colorful, knit uppers ,which is a heathered merino wool blend boot made to look like your favorite sweater. Three wooden buttons etched with the signature UGG logo allow this shoes to be one of our most versatile styles.  All shoes in our Classic Collection feature a soft foam insole covered with genuine sheepskin and have a molded EVA light and flexible outsole designed for amazing comfort with every step.