Artificial grass covers the curved surface and the back side has an attractive lattice pattern, making this a two-way jump. The outdoor imitation grass and the polyethylene frame withstand all weather conditions. Lightweight and easy to maneuver these 2' 0" high Roll Tops are available for 10' and 12' jumps. They come in two pieces that completely fill the space between your standards. The 10' is two pieces 5'7" long and the 12' is two pieces 69" long.