While driving down the I-15 in San Diego, CA, you'll see Natina's natural, brown finish on 10 miles of cable barrier. The posts, cable and all of the hardware was treated to blend entire cable system in the surrounding landscape. Natina requires little to no maintenance and lasts longer than the other alternatives like power coating, paints or weathering steel (A588). Natina Steel Solution is price competitive and typically more affordable. All our solutions are natural, environmentally safe and non-toxic.