Faster and easier to use than other manual aerators. Simple step and tilt motions; no pulling action that causes back and shoulder aches. Patent pending design makes core aeration effortless and enjoyable. * Ergonomic design, natural movements, self-paced aerobic activity. * A true core aerator that alleviates soil compaction problems. It can be used near solid objects where motorized aerators are unable to reach. * Use the detachable container to collect soil cores. Use the sod plugger tine to transplant grass. * 120-day money back guarantee and one-year warranty. As a Better Business Bureau Accredited Business, we are committed to the highest ethical standards of business conduct.