1. Powerful dust removal capability: Easily wipes away dust with ultra-fine fiber performance. 2. Soft material, surface-safe: Gentle on delicate surfaces; ideal for precision instruments. 3. High water absorption: Leaves no water marks or residue after wiping. 4. No detergent required: Eco-friendly and safe for repeated use without chemical cleaners. 5. Multi-scene application: Perfect for cleanrooms, laboratories, PCB workshops, and more. 6. Anti-static function: Provides reliable protection for sensitive electronic components. 7. Lint-free nonwoven fabric: Ensures no fiber shedding during cleaning. 8. Convenient size (4 inch): Compact and easy to handle or carry. 9. Economical pack of 50 pieces: High value for frequent or professional use.