Warp's LE420G Easy-Edge Green Plastic Lawn Edging, 4 in H x 20 ft LModel No: LE420G. Flexible and corrugated with ground gripper ribs. Withstands temperatures to -30 deg F. Permanent plastic lawn edging installs easily, and will not harm feet or lawn mowers. Green in color. 4 in H x 20 ft L.