Description: The lawn aerator shoes are specially designed to let you do your lawn aeration while you are taking a walk around your lawn. Lawn aerator shoes can keep your lawn healthy, which allows the water, air, and nutrients to get down deep to your grass's roots. It is made of high quality plastic material. The length of the lawn nail shoe is 30cm, the width is 13cm and the length is 2cm. It is a perfect gift to use in lawn. Item Name: Lawn Nail Shoes Material: Plastic Size Details: 30cm x 13cm x 2cm/11.81" x 5.12" x 0.79" (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.