The height of the Border Terrier is around 11-15 inches, and the weight is around 12-20 pounds. This is a little dog with a big personality. His double coat is harsh on the exterior and close underneath. The coloring of the Border Terrier can vary and includes grizzle with tan, blue with tan, or red. He has alert eyes and an inquisitive expression, and his ears hang folded to the top sides of his head, adding to his alert look. Although small, the Border Terrier is a robust and sturdy little dog.