WINCAN Golf Putting Mat Green Indoor Outdoor&ndash;Auto Ball Return Function&ndash;Portable Golf Court Mini Training Aids - Extra Long Real-Like Grass Putting Trainer Set&ndash;3 Practice Bonus Balls SMART AUTOMATIC BALL RETURN SYSTEM: With WINCANs golf putting mat, the ball rolls back and you don't have to waste time in getting the ball back repeatedly, so that you can focus all your energy on playing! EASY ROLLS UP FOR STORAGE: The Dual-Track ProEdge offers incredible durability compared to others. The true roll turf provides a realistic putting surface on par with a high-end golf course.Very easy storage at house or the office. HIGH QUALITY PUTTING GREEN: 10.5 feet extended length mat for your golf practice course to develop your skills. 2 holes with 2 sizes that improves your putting game fast with our more challenging cup sizes. ADDITIONAL AUXILIARY LINE: True surface add a conspicuous white auxiliary line, make goal more accurate for your training. BONUS 3 PRACTICE BALLS:Our best indoor putting mat comes with 3 bonus practice balls so that you don't need to buy extra balls & its easy to assemble design means that you can start playing in an instant! Precise alignment guides at 3, 5, and 7 feet assist every aspect of your putting motion  squaring the face, back swing, and follow through  for greater accuracy and distance control on every putt. Get more consistency in less time with automatic ball return, The continuous ball return allows you to train skills without interruption. Indeed, you can keep putting without resetting and focusing on maintaining a steady stroke and consistent tempo on each putt, making your training more efficient and effective. At 9 feet long by 16.25 inches wide, your indoor putting green mat will fit well in most situation. The premium turf lets you practice key putt lengths on a roll surface with a stamp reading similar to actual greens. Precise alignment guides at 3, 5, and 7 feet assists every aspect of your putting motion  squaring the face, back swing, and follow through  for greater accuracy and distance control on every putt.