UGG Classic Argyle Knit! The newest style from the popular UGG Australia line of classic ugg boots!The Classic Argyle Knit combines a classic prep school pattern and cozy sweater knit for the coolest, comfiest, casual look. A merino wool blend silhouette, made to look like your favorite sweater, features a soft foam insole covered with genuine sheepskin. A molded EVA light and flexible outsole gives you amazing comfort with every step.