Scarify your lawn with the lawn aerator for the perfect green The nail shoes are the practical alternative to the hand scarifier The new and improved buckle is easy to buckle and adjust. Each shoe comes with 4 straps with metal buckles to ensure the strap does not come loose during use. Use the long ones for soft floors. The spiked shoe breaks up the soil and thus maximizes nutrient and water absorption. The lawn aerator shoes are the cost-effective alternative to expensive, noisy and large motor scarifiers, aerators or a lawn woodpecker. These lawn aerator shoes are perfect for everyone Whether your feet are big, small or somewhere in between. Both men and women can make lawn care a breeze with these handy lawn aerator shoes(The boots in the picture are for reference only and are not included in the product)