No Phone Zone Symbol - Digital Detox & Device-Free Policy Icon #3548889 (License: Personal Use)

The image is a black-and-white line icon of a modern smartphone with a bold diagonal slash across it, universally recognized as a prohibition sign. Designed for high legibility and scalability, it conveys device restriction without text, making it suitable for multilingual environments. The clean outline style ensures compatibility with signage, apps, and educational materials.

Commonly used in schools, libraries, theaters, meetings, hospitals, and mindfulness workshops to indicate phone-free zones. Matches user intent for finding visual cues to enforce digital boundaries or promote offline engagement.