Not strictly defined, the hills form a lightly curving southwest–northeast shape and cover a considerable area. The
Ettrick valley to the east separates them from the
Craik Forest and the western border follows the
A708 road. The large area west of
Hawick, southwest of
Selkirk and south of
Yarrow Water could also be said to be part of the range as well as part of the historic
Ettrick Forest. The hills are relatively low-lying for the counties in which they lie, with the highest summit, Ettrick Pen, being 692m, however, unlike other nearby ranges, could be said to follow a definitive direction. The highest hills are on the western extremity of the area. In a roughly southwest–northeast direction, the hills in the range over 2000 ft are: ==Other information==