These Cladco Weed Mat Ground Pegs are 150mm long, and they come in packs of 20. Ground pegs can be used to secure your Cladco weed mat in place with minimal effort. Each Pin has a set of three barbs along the edges, this helps to secure the peg in the ground, and preventing the weed mat from coming loose. Each Cladco weed mat peg has a large flat top, this makes them easy to secure in place and to lay flat on the weed mat for ease of coverage. Using the pegs to secure your weed mat will help prevent weeds from growing beneath your decking, along your path, or in other places. Features & Benefits Secures your weed mat Three barbs along the edges Large flat top Prevents the weed mat from coming loose