You've found the world’s most comfortable boots. The thicker merino sheepskin used in our Discount Ugg Boots cools your toes in summer and warms in winter to produce a supremely comfortable 22 degree constant temperature. Unlike other footwear, Cheap Uggs Boots are made from a natural insulator. Constantly circulating air prevents heat exchange keeping you comfortable regardless of the temperature. With thicker sheepskin we offer greater insulation, comfort and strength.