Newest Model - Heavy Duty Spiked Sandals Lawn Aerator Shoes with Hook and Loop Straps Get over with too many straps with buckles, new model is here- simple & durable verclo straps for more convenient way to use. Free Installation- Get You out of Complicated Way to Putting on a Aerator Shoes The shoes are already installed for you, just strap on the lawn aerator sandals and walk around your lawn, a beautiful and healthy lawn in coming to you. If the screw is loose, you can adjust it by yourself with the small wrench which included in the package. Upgraded Material - Made for Last for Way Longer Timescales Sturdy plastic base which is made from new PP material, good heel support and anti-corrosive properties. With 13pcs heavy duty stainless steel spikes each shoe, 26pcs spikes in total, the lawn aerator sandals shoes stay firmly on your feet and the compatible with sharp nails make it easy to dig the soil One Size Fits All - One for whole family No Matter you are men or women, just adjust the velcro strap on to meet the most fit of your shoes. Notes & Warning: - Water the yard the night before for best aeration in order a better result. - Not recommended that you walk on other surfaces in these shoes such as concrete or cement. It may twist your ankle, let you get hurt. - Wearing the lawn aerator shoes while barefoot is not recommended. The spikes may cause injuries. - During your first use, take small steps to test out the shoes. Once you’re comfortable, walk around as you normally would.