Stay protected when roaming through rough terrain in the UGG® Harkley boot.Premium suede upper. Lace up closure for easy on-and-off wear.Fully lined in luxurious, UGGpure™ wool. It's a luxurious, natural wool woven into a durable backing that enhances the overall product experience. UGGpure™ delivers a plush sensory experience with every wear.Foam and UGGpure™ wool insole for all-day comfort and support.Lightweight and flexible low profile EVA outsole delivers long-lasting durability.UGG® Men's Size Chart