The SKLZ Accelerator Pro is an indoor putting green where you can practice your golf game anywhere, anytime. Featuring a true-roll surface similar to actual greens and an up-slope at the cup, you?ll be able to improve your putting accuracy and distance from the comfort of your home or office. The precise alignment guides at 3, 5, and 7 feet assist every aspect of your putting motion ? squaring the face, back swing, and follow through. With continuous ball action that allows you to train without interruption, you?ll be able to focus on maintaining steady stroke and consistent tempo, making your training more efficient and effective.