The Striped Keelback has a cylindrical body shape and an oval head. Body length reaches 70 cm (0.7 meters). The upper body is blackish in color and decorated with four stripes (ribbons) of brownish yellow. The ribbons stretch from the length of the body to the tail. The underside of the body is black and whitish.
The scales on the upper part of the body consist of 19 (19-19-17) rows of dorsal scales and their keels, except for one to two of the lowest rows. At the bottom of the body consists of about 149 ventral scales, about 80 pairs of subkaudal scales (under the tail), and paired anal (anal covering) scales. On the head consists of shields (scales) labial (lips) over about 9 pieces, with several sides at the edge of the eye, white with a black back edge. 10 lower labial scales, most of them large. There are anterior temporal scales on both sides of the head. The two nostrils point to the side.