Features1Plastic Material: This grass spike shoes plate is made of plastic materials for one time molding, with high strength and good toughness. More wear resistant and durable. 2Keep Stable: Foot bare zinc alloy metal buckle straps keep the heel stable in place. More stable when using walking, no need to worry about falling. 3Fast and Convenient: Just wear spiked sandals and walk on the lawn for fast and convenient lawn aeration, easier and cheaper than using a manual lawn aerator. 4Scope of Applications: This garden grass loosening shoes tool is suitable for gardening, lawns, gardens, courtyards, flooring, also for the construction industry. 5Gardening Tool: Used for loosening and aerating your lawn, allowing rain and fertiliser to penetrate more easily, and strengthening the roots to create a thicker, greener lawn.SpecificationItem Type: Manual Lawn ScarifierMaterial: Plastic, Zinc alloyWeight: Approx. 891g / 31.4ozNail Length: 57mm / 2.2in M6Shoes Plate Length: Approx. 29.5cm / 11.6inForefoot Plate Width: Approx. 13cm / 5.1inRearfoot Plate Width: Approx. 11cm / 4.3inUse: For lawns, gardens, courtyards, flooring, also for the construction industryScope of Application: GardeningPackage List4 x Shoe Strap 1 Pack x Screws(27pcs Nails, 27pcs Nuts and 1pc Wrench) 2 x Shoe Boards 1 x English Instructions