Wonder Edge for Artificial Grass is designed to make an artificial grass installation neater, eliminating extra labor while providing a beautiful, finished grade and durability to the entire project. It's simple and easy to install, it simply sits down on the compacted sub-base. You don't need bender boards spikes or screws. Use your regular 6 or 8 inches nails or turf staples to secure the edger. You can make a rough cut, and simply jam turf into the gap that collects all the excess turf presenting an excellent finished, smooth, clean edge. This edging is 8 Feet Long, 1 Inches in Height and has a 2.5 Inch Base.