The snake body of the squirrel snake is slightly slender, generally more than 1 meter, and the eyes are large and round.

The back of the squirrel is tan or olive gray, the back of the trunk and tail The edges of the dorsal scales are dark brown, and the whole is slightly reticulated; the upper lip and back are gray-brown, and there are black-brown longitudinal lines in the center of each dorsal scale in the middle and rear of the body, and the front and rear are connected into black-brown longitudinal stripes; the ventral surface is light yellow.