Please Ring Bell Sign Aluminium 15 × 15 cm Waterproof Durable Reflective Metal Warning Sign for Indoor Outdoor Business Office with Removable Adhesive 2 Pack

Perfect size: With its optimal 15cm × 15cm size, this No Cold Calling sign strikes the perfect balance - noticeable without overpowering your door's aesthetics;
Easy to install: Simply peel off the backing and stick the sign to any flat surface. It's also easy to remove without leaving any residue behind.
High quality: Please Ring Bell Sign Made of solid aluminum heavy duty waterproof weather and scratch resistant UV proof durable to use;
Enhanced Legibility: With UV printing and a professional protective film, our signs are bright, clear, and long-lasting, making it easy to read and understand;
Versatile Application:These signs can be used on a variety of doors in a variety of commercial and office environments and are perfect for businesses, offices, schools, homes, cafes, vehicles and other public places.