Keeping the acrylic window on your toy crane machine clear and scratch-free is essential for both visibility and aesthetics. Acrylic, also known as plexiglass, is softer than glass and can easily get scratched. Here are practical tips to prevent damage. First, always use a soft, microfiber cloth for cleaning. Avoid paper towels, rough fabrics, or any abrasive materials that can create fine scratches. Use a gentle cleaner specifically designed for acrylic or simply a mixture of mild soap and water. Never use harsh chemicals like ammonia or window cleaners, as they can cloud and damage the surface. Second, consider applying a clear, removable protective film designed for acrylic. This thin layer acts as a shield, taking the brunt of any minor abrasions and can be replaced when worn. Third, establish rules for players. Encourage them not to lean against the window or place keys, coins, or other hard objects on its surface. For operators, regular, gentle cleaning to remove dust and fingerprints is better than aggressive, infrequent scrubbing. Finally, position the machine away from direct sunlight and high-traffic areas to minimize accidental contact. By following these simple maintenance steps, you can ensure the acrylic window remains transparent and inviting, enhancing the gameplay experience for everyone.