Muscle Memory Builder: ARC design guarantees consistent repetitions to develop reliable muscle memory and gradually improve your putt through regular practice. Space Saving Design: Lightweight foldable structure for maximum indoor practicality with a 3-meter precision line and weather-independent use. Durable Velvet Surface: High-density crystal felt provides precise roll and maintains quality over time, resisting wear and color fading. Ideal for repeated practice at home and easy to transport. Intuitive Precision: ARC system delivers natural alignment guidance for straightforward setup and improved accuracy. Use scenarios: - Build and reinforce a repeatable putting stroke at home as part of a daily practice routine. - Fit into breaks at the office or while traveling, with a portable, weather-independent setup. - Practice indoors on a carpet or practice mat using the 3-meter line to refine distance control and alignment.