Feature: 1. Premium Material: Made of premium PP material which is used for one time molding, which has high strength, good toughness and durability. 2. Strapped Design: The lawn spike shoes have a strap to ensure that the heel is stable in place, the foot does not slip, and it can walk stably. 3. Triangle Buckle: Zinc alloy metal triangle buckle at the ankle, can adjust the tightness of the straps, so that the shoes and the loose shoes fit closely, not easy to fall. 4. Keep Lawn Healthy: Lawn aerator shoes allow water, fertilizer, and oxygen to penetrate the soil to fully contact the grassroots, thereby improving the health of the lawn. 5. Wide Applications: Suitable for lawns, gardens, courtyards, floors and other lawns to loosen soil and breath, and can also be used in the construction industry. Specification: Item Type: Scarifiers Shoes Material: PP, Zinc Alloy Gross Weight: 945g / 33.3oz Shoe Board Product Size: Length: Approx.29.5cm / 11.6in, Front Foot Board Width: Approx.13cm / 5.1in, Rear Foot Board Width: Approx.11cm / 4.3in Nail Length: Approx.57mm / 2.2in, M6 Nut Scope of Application: Gardening Uses: Suitable for lawns, gardens, courtyards, floors, and also in the construction industry. Package List: 4 x Buckle Shoelace2 x Triangle Buckle Shoelace1 x Screw Pack (27 x Nail, 27 x Nut, 1 x Wrench)2 x Shoe Board1 x English Instruction Manual