Feature Highlights: 1. Premium Material: Made of soft, highly absorbent microfiber, these 18 cleaning cloths are gentle yet effective on surfaces. 2. Thorough Cleaning: Easily lifts dirt, stains, and smudges, leaving your glass and smooth surfaces clean and streak-free. 3. Reusable & Washable: Designed for long-term use—simply toss them in the wash and reuse again and again. 4. Easy to Attach: Fits securely onto compatible window cleaning robots in seconds, so you can start cleaning right away. 5. Perfect Fit for YW509: Specially tailored for the YW509 model to ensure full coverage and top cleaning performance. Product Details: This set includes 18 gray microfiber cloths ideal for use with robotic window cleaners. They’re soft, absorbent, and reusable—just wash and reuse for lasting value. The cloths attach easily, making cleaning effortless and efficient. Designed to match the YW509 model for optimal performance. Specifications: - Color: Gray - Material: Microfiber - Package Contents: 18 × Window Cleaning Robot Cloths Only the items listed above are included. Note: Slight color variations may occur due to lighting and screen settings. Product measurements may vary by 1–3 cm.