With help of this lawn aerator shoes that adopts longer spike design, it is easy and convenient for you to create small and deep holes in the complicated soil to allow air and water to penetrate roots easily. According to the actual size of your foot, you can adjust the length of strap with help of its included adjustable buckle, bringing you an ultimate comfortable wear experience. It is made of high-quality metal and plastic material. The length of this product is 29.5cm and height is 5.8cm. This product is perfectly suitable for grass, yard, garden, etc. Item Name: Grass Spike Shoes Material: Plastic,Metal Features: Long Lasting, Simple Installation, Multipurpose Size Details: Size: 29.5cm x 5.8cm/11.61" x 2.28" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 Pair of Grass Spike Shoes 1 Bag of Spike 1 x Wrench 2 x Straps