High-quality Material: Our lawn aerator shoes use a sturdy plastic bottom cushion and industrial-grade anti-rust studs, Each lawn spike shoes are made of 13 durable metal 55mm sharp spikes, which can be easily passed through the surface of the soil improves the airflow and water absorption of the grass. 4 adjustable nylon straps and non-slip metal buckles can better fix your shoes and prevent them from falling off. Universal Size, High Use Efficiency: Regardless of your shoe size, each pair of aerator lawn spikes is equipped with adjustable nylon straps and non-slip metal buckles, Good heel support ensures size that fits everyone perfectly, Improve the use efficiency of grass aireator shoes and allow more people to participate in the maintenance of lawns. Lawn Care: Yard aerator tool can penetrate the dirt, help your grass absorb more air, water and nutrients even in deeper soil, so that your grass can grow healthier. They are good for loosening the soil or helping your garden to thrive. Easy to Install and Use: Yard aerating shoes come with a FREE small wrench to make the installation extremely easy, you can use it to tighten the nuts that hold the spikes on the shoes. Easy to install, easy to wear with boots or shoes, easy to clean by water. Incidental 4 adjustable nylon straps and non-slip metal buckles, After installation, you can cut off the excess length as required Free Hands: Equipment and just take a stroll through your yard! All you have to do is to strap on the lawn aerator sandals and walk around your lawn, no assembly or prep required. You' ll have a gorgeous lawn before you know it! Color: Black Material: plastic, nylon and steel Package details:2 x lawn aerator sandal base (included shoes laces) 27 x aerating spikes 27 x screw nuts and 1 x wrench 4 adjustable nylon straps and two non-slip metal buckles