Get gardening with our Lawn Aerator Spike Shoes. The set contains two shoe boards with 13 nuts and spikes per shoe board, a spanner, a short strap and a long strap. These shoes will help to open compact soil for a better flow of air, nutrients and water. Complete with adjustable belts to suit different shoe sizes, they are perfect for aerating your lawn. Directions to use: Assemble the shoes using the instructions provided. Strap the aerator shoes to your existing outdoor footwear and take a walk on your lawn. Wipe clean after use.