MULTI-SPIKE AERATOR - Spike aeration has 4 sharp spikes that penetrate into the ground. Spike aerators have less impact on the health of your lawn and are suitable for use at any time of the year. QUALITY STEEL CONSTRUCTION - Gardzen lawn aeration is constructed of high quality steel frame with a black powder coated finish. SIMPLE & COST EFFECTIVE - Gardzen lawn aeration uses less material and resources while giving you the best results. Spike aeration is ideal for lawns that are not badly compacted. EASY TO ASSEMBLE - Gardzen lawn aerator also come with a FREE socket wrench to make the installation extremely easy. EXCELLENT CUSTOMER SUPPORT - Gardzen are here taking the responsibility of our products. If you have any questions, please feel free to contact us, we will solve your problem within 24 hours.