No Cell Phones Sign - 4x4 Inch Prohibition Symbol for Public Areas #2010289 (License: Personal Use)

This 4.00″ × 4.00″ sign features a black silhouette of a classic mobile phone crossed out by a thick red circle and diagonal slash, conforming to international prohibition signage standards. The high-contrast design ensures visibility and immediate comprehension in public or restricted spaces. It’s commonly printed on durable vinyl or laminated paper for indoor or outdoor use.

Used in environments requiring silence or focus-such as exam halls, libraries, theaters, hospitals, religious venues, or meetings-to communicate device restrictions clearly and legally. Matches user intent for purchasing ready-to-print safety or policy signage.