Men's thermals in different designs, colors, and sizes will suffice every customer who visits our site. UGG signed Rosie Hungtinton as its first-ever global female brand ambassador. Boots, Slippers, and Shoes are the best-selling product categories of UGG. Guranteed to be your new favorite Thermal, UGG is offering Men Thermal in variety of colors, like: Gray, Blue and Black.