PolylineOptions opts = new PolylineOptions()
                    .addAll(path)
                    .color(Color.parseColor("#000000"))
                    .width(18f)
                    .jointType(JointType.ROUND);
            mSelectedRout = mMap.addPolyline(opts);
            mSelectedRout.setEndCap(new RoundCap());
            mSelectedRout.setStartCap(new RoundCap());