Luster Leaf's grow through grids are nearly invisible and easy to use. There is a size to dit most plants and garden locations. These supports allow you to contain your plants the way you want them, keeping your backyard neat, tidy and beautiful. Simply attach the legs, push into the ground and let the pant grow through. Its great for supporting beautiful heavy peony blooms, begonias, and tomatoes. They are sturdy and heavy enough to hold up for many years.