Made of hefty-weight recycled HDPE plastics including milk jugs and detergent containers, Master Mark Plastics' Terrace Board Landscape Edging Install Stakes are easy on the environment and reliably durable in the yard. Featuring a natural-looking brown finish, the set of 10 stakes snap on top of the Terrace edging to help hold it in place and stay put with sturdy snap locks. Made to pair with Master Mark Plastics' Terrace Board edging. Master Mark Plastics has become a premier name in lawn, garden, and building supplies throughout the world due to the fact that we are one of the largest and most experienced recyclers of HDPE plastics. High Density Polyethylene plastics, which include hefty weight materials like milk jugs and detergent containers that do not easily disintegrate. Therefore, this garbage would last many years in a landfill. Our recycling operation takes this plastic, grinds it up, sterilizes it, and treats it for further use in our lawn and garden products and composite decking materials.